annotate xml/en/docs/mail/ngx_mail_ssl_module.xml @ 2168:3535437f97d2

Deprecated the "ssl" directive for http and mail.
author Yaroslav Zhuravlev <yar@nginx.com>
date Fri, 25 May 2018 16:21:20 +0300
parents 3d9e7993c201
children e2e71f9477a8
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1 <?xml version="1.0"?>
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2
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3 <!--
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4 Copyright (C) 2006, 2007 Anton Yuzhaninov
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5 Copyright (C) Nginx, Inc.
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6 -->
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7
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8 <!DOCTYPE module SYSTEM "../../../../dtd/module.dtd">
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9
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10 <module name="Module ngx_mail_ssl_module"
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11 link="/en/docs/mail/ngx_mail_ssl_module.html"
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12 lang="en"
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13 rev="18">
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14
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15 <section id="summary">
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16
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17 <para>
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18 The <literal>ngx_mail_ssl_module</literal> module provides the necessary
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19 support for a mail proxy server to work with the SSL/TLS protocol.
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20 </para>
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21
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22 <para>
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23 This module is not built by default, it should be enabled with
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24 the <literal>--with-mail_ssl_module</literal>
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25 configuration parameter.
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26 <note>
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27 This module requires the <link url="http://www.openssl.org">OpenSSL</link>
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28 library.
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29 </note>
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30 </para>
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31
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32 </section>
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33
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34
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35 <section id="example" name="Example Configuration">
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36
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37 <para>
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38 To reduce the processor load, it is recommended to
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39 <list type="bullet">
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40
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41 <listitem>
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42 set the number of
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43 <link doc="../ngx_core_module.xml" id="worker_processes">worker processes</link>
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44 equal to the number of processors,
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45 </listitem>
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46
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47 <listitem>
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48 enable the <link id="ssl_session_cache_shared">shared</link> session cache,
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49 </listitem>
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50
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51 <listitem>
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52 disable the <link id="ssl_session_cache_builtin">built-in</link> session cache,
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53 </listitem>
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54
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55 <listitem>
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56 and possibly increase the session <link id="ssl_session_timeout">lifetime</link>
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57 (by default, 5 minutes):
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58 </listitem>
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59
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60 </list>
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61
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62 <example>
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63 <emphasis>worker_processes auto;</emphasis>
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64
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65 mail {
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66
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67 ...
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68
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69 server {
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70 listen 993 ssl;
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71
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72 ssl_protocols TLSv1 TLSv1.1 TLSv1.2;
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73 ssl_ciphers AES128-SHA:AES256-SHA:RC4-SHA:DES-CBC3-SHA:RC4-MD5;
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74 ssl_certificate /usr/local/nginx/conf/cert.pem;
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75 ssl_certificate_key /usr/local/nginx/conf/cert.key;
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76 <emphasis>ssl_session_cache shared:SSL:10m;</emphasis>
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77 <emphasis>ssl_session_timeout 10m;</emphasis>
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78
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79 ...
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80 }
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81 </example>
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82 </para>
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83
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84 </section>
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85
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86
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87 <section id="directives" name="Directives">
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88
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89 <directive name="ssl">
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90 <syntax><literal>on</literal> | <literal>off</literal></syntax>
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91 <default>off</default>
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92 <context>mail</context>
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93 <context>server</context>
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94
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95 <para>
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96 This directive was made obsolete in version 1.15.0.
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97 The <literal>ssl</literal> parameter
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98 of the <link doc="ngx_mail_core_module.xml" id="listen"/> directive
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99 should be used instead.
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100 </para>
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101
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102 </directive>
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103
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104
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105 <directive name="ssl_certificate">
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106 <syntax><value>file</value></syntax>
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107 <default/>
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108 <context>mail</context>
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109 <context>server</context>
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110
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111 <para>
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112 Specifies a <value>file</value> with the certificate in the PEM format
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113 for the given server.
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114 If intermediate certificates should be specified in addition to a primary
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115 certificate, they should be specified in the same file in the following
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116 order: the primary certificate comes first, then the intermediate certificates.
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117 A secret key in the PEM format may be placed in the same file.
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118 </para>
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119
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120 <para>
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121 Since version 1.11.0,
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122 this directive can be specified multiple times
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123 to load certificates of different types, for example, RSA and ECDSA:
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124 <example>
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125 server {
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126 listen 993 ssl;
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127
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128 ssl_certificate example.com.rsa.crt;
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129 ssl_certificate_key example.com.rsa.key;
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130
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131 ssl_certificate example.com.ecdsa.crt;
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132 ssl_certificate_key example.com.ecdsa.key;
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133
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134 ...
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135 }
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136 </example>
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137 <note>
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138 Only OpenSSL 1.0.2 or higher supports separate certificate chains
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139 for different certificates.
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140 With older versions, only one certificate chain can be used.
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141 </note>
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142 </para>
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143
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144 </directive>
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145
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146
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147 <directive name="ssl_certificate_key">
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148 <syntax><value>file</value></syntax>
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149 <default/>
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150 <context>mail</context>
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151 <context>server</context>
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152
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153 <para>
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154 Specifies a <value>file</value> with the secret key in the PEM format
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155 for the given server.
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156 </para>
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157
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158 <para>
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159 The value
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160 <literal>engine</literal>:<value>name</value>:<value>id</value>
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161 can be specified instead of the <value>file</value> (1.7.9),
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162 which loads a secret key with a specified <value>id</value>
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163 from the OpenSSL engine <value>name</value>.
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164 </para>
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165
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166 </directive>
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167
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168
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169 <directive name="ssl_ciphers">
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170 <syntax><value>ciphers</value></syntax>
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171 <default>HIGH:!aNULL:!MD5</default>
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172 <context>mail</context>
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173 <context>server</context>
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174
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175 <para>
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176 Specifies the enabled ciphers.
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177 The ciphers are specified in the format understood by the
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178 OpenSSL library, for example:
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179 <example>
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180 ssl_ciphers ALL:!aNULL:!EXPORT56:RC4+RSA:+HIGH:+MEDIUM:+LOW:+SSLv2:+EXP;
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181 </example>
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182 </para>
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183
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184 <para>
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185 The full list can be viewed using the
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186 “<command>openssl ciphers</command>” command.
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187 </para>
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188
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189 <para>
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190 <note>
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191 The previous versions of nginx used
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192 <link doc="../http/configuring_https_servers.xml" id="compatibility">different</link>
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193 ciphers by default.
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194 </note>
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195 </para>
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196
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197 </directive>
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198
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199
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200 <directive name="ssl_client_certificate">
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201 <syntax><value>file</value></syntax>
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202 <default/>
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203 <context>mail</context>
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204 <context>server</context>
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205 <appeared-in>1.7.11</appeared-in>
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206
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207 <para>
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208 Specifies a <value>file</value> with trusted CA certificates in the PEM format
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209 used to <link id="ssl_verify_client">verify</link> client certificates.
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210 </para>
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211
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212 <para>
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213 The list of certificates will be sent to clients.
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214 If this is not desired, the <link id="ssl_trusted_certificate"/>
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215 directive can be used.
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216 </para>
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217
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218 </directive>
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219
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220
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221 <directive name="ssl_crl">
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222 <syntax><value>file</value></syntax>
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223 <default/>
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224 <context>mail</context>
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225 <context>server</context>
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226 <appeared-in>1.7.11</appeared-in>
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227
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228 <para>
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229 Specifies a <value>file</value> with revoked certificates (CRL)
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230 in the PEM format used to <link id="ssl_verify_client">verify</link>
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231 client certificates.
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232 </para>
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233
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234 </directive>
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235
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236
1266
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237 <directive name="ssl_dhparam">
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238 <syntax><value>file</value></syntax>
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239 <default/>
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240 <context>mail</context>
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241 <context>server</context>
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242 <appeared-in>0.7.2</appeared-in>
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243
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244 <para>
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245 Specifies a <value>file</value> with DH parameters for DHE ciphers.
1266
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246 </para>
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247
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248 </directive>
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249
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250
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251 <directive name="ssl_ecdh_curve">
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252 <syntax><value>curve</value></syntax>
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253 <default>auto</default>
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254 <context>mail</context>
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255 <context>server</context>
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256 <appeared-in>1.1.0</appeared-in>
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257 <appeared-in>1.0.6</appeared-in>
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258
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259 <para>
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260 Specifies a <value>curve</value> for ECDHE ciphers.
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261 </para>
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262
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263 <para>
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264 When using OpenSSL 1.0.2 or higher,
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265 it is possible to specify multiple curves (1.11.0), for example:
38fb3e6b71e8 Documented ssl_ecdh_curve changes in 1.11.0.
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266 <example>
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267 ssl_ecdh_curve prime256v1:secp384r1;
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268 </example>
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269 </para>
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270
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271 <para>
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272 The special value <literal>auto</literal> (1.11.0) instructs nginx to use
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273 a list built into the OpenSSL library when using OpenSSL 1.0.2 or higher,
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274 or <literal>prime256v1</literal> with older versions.
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275 </para>
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276
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277 <para>
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278 <note>
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diff changeset
279 Prior to version 1.11.0,
38fb3e6b71e8 Documented ssl_ecdh_curve changes in 1.11.0.
Maxim Dounin <mdounin@mdounin.ru>
parents: 1706
diff changeset
280 the <literal>prime256v1</literal> curve was used by default.
38fb3e6b71e8 Documented ssl_ecdh_curve changes in 1.11.0.
Maxim Dounin <mdounin@mdounin.ru>
parents: 1706
diff changeset
281 </note>
38fb3e6b71e8 Documented ssl_ecdh_curve changes in 1.11.0.
Maxim Dounin <mdounin@mdounin.ru>
parents: 1706
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282 </para>
38fb3e6b71e8 Documented ssl_ecdh_curve changes in 1.11.0.
Maxim Dounin <mdounin@mdounin.ru>
parents: 1706
diff changeset
283
1266
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284 </directive>
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parents: 1144
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285
35d6ac64bf27 Documented five directives in the mail ssl module.
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parents: 1144
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286
35d6ac64bf27 Documented five directives in the mail ssl module.
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parents: 1144
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287 <directive name="ssl_password_file">
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Yaroslav Zhuravlev <yar@nginx.com>
parents: 1144
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288 <syntax><value>file</value></syntax>
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parents: 1144
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289 <default/>
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parents: 1144
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290 <context>mail</context>
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parents: 1144
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291 <context>server</context>
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parents: 1144
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292 <appeared-in>1.7.3</appeared-in>
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293
35d6ac64bf27 Documented five directives in the mail ssl module.
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294 <para>
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295 Specifies a <value>file</value> with passphrases for
35d6ac64bf27 Documented five directives in the mail ssl module.
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parents: 1144
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296 <link id="ssl_certificate_key">secret keys</link>
35d6ac64bf27 Documented five directives in the mail ssl module.
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parents: 1144
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297 where each passphrase is specified on a separate line.
35d6ac64bf27 Documented five directives in the mail ssl module.
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298 Passphrases are tried in turn when loading the key.
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299 </para>
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parents: 1144
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300
35d6ac64bf27 Documented five directives in the mail ssl module.
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301 <para>
35d6ac64bf27 Documented five directives in the mail ssl module.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1144
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302 Example:
35d6ac64bf27 Documented five directives in the mail ssl module.
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parents: 1144
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303 <example>
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Yaroslav Zhuravlev <yar@nginx.com>
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304 mail {
35d6ac64bf27 Documented five directives in the mail ssl module.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1144
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305 ssl_password_file /etc/keys/global.pass;
35d6ac64bf27 Documented five directives in the mail ssl module.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1144
diff changeset
306 ...
35d6ac64bf27 Documented five directives in the mail ssl module.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1144
diff changeset
307
35d6ac64bf27 Documented five directives in the mail ssl module.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1144
diff changeset
308 server {
35d6ac64bf27 Documented five directives in the mail ssl module.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1144
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309 server_name mail1.example.com;
35d6ac64bf27 Documented five directives in the mail ssl module.
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parents: 1144
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310 ssl_certificate_key /etc/keys/first.key;
35d6ac64bf27 Documented five directives in the mail ssl module.
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parents: 1144
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311 }
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parents: 1144
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312
35d6ac64bf27 Documented five directives in the mail ssl module.
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parents: 1144
diff changeset
313 server {
35d6ac64bf27 Documented five directives in the mail ssl module.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1144
diff changeset
314 server_name mail2.example.com;
35d6ac64bf27 Documented five directives in the mail ssl module.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1144
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315
35d6ac64bf27 Documented five directives in the mail ssl module.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1144
diff changeset
316 # named pipe can also be used instead of a file
35d6ac64bf27 Documented five directives in the mail ssl module.
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parents: 1144
diff changeset
317 ssl_password_file /etc/keys/fifo;
35d6ac64bf27 Documented five directives in the mail ssl module.
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parents: 1144
diff changeset
318 ssl_certificate_key /etc/keys/second.key;
35d6ac64bf27 Documented five directives in the mail ssl module.
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parents: 1144
diff changeset
319 }
35d6ac64bf27 Documented five directives in the mail ssl module.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1144
diff changeset
320 }
35d6ac64bf27 Documented five directives in the mail ssl module.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1144
diff changeset
321 </example>
35d6ac64bf27 Documented five directives in the mail ssl module.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1144
diff changeset
322 </para>
35d6ac64bf27 Documented five directives in the mail ssl module.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1144
diff changeset
323
35d6ac64bf27 Documented five directives in the mail ssl module.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1144
diff changeset
324 </directive>
35d6ac64bf27 Documented five directives in the mail ssl module.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1144
diff changeset
325
35d6ac64bf27 Documented five directives in the mail ssl module.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1144
diff changeset
326
664
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Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
327 <directive name="ssl_prefer_server_ciphers">
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Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
328 <syntax><literal>on</literal> | <literal>off</literal></syntax>
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Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
329 <default>off</default>
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Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
330 <context>mail</context>
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Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
331 <context>server</context>
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
332
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
333 <para>
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Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
334 Specifies that server ciphers should be preferred over client ciphers
966
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Egor Nikitin <yegor.nikitin@gmail.com>
parents: 751
diff changeset
335 when the SSLv3 and TLS protocols are used.
664
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Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
336 </para>
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Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
337
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
338 </directive>
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
339
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
340
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
341 <directive name="ssl_protocols">
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
342 <syntax>
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
343 [<literal>SSLv2</literal>]
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Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
344 [<literal>SSLv3</literal>]
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
345 [<literal>TLSv1</literal>]
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
346 [<literal>TLSv1.1</literal>]
1978
8f1a568a8bbf Documented "TLSv1.3" parameter of the "ssl_protocols" directive.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1924
diff changeset
347 [<literal>TLSv1.2</literal>]
8f1a568a8bbf Documented "TLSv1.3" parameter of the "ssl_protocols" directive.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1924
diff changeset
348 [<literal>TLSv1.3</literal>]</syntax>
1499
3687cc9a3592 Removed SSLv3 from the default value of ssl_protocols and friends.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1456
diff changeset
349 <default>TLSv1 TLSv1.1 TLSv1.2</default>
664
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parents:
diff changeset
350 <context>mail</context>
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Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
351 <context>server</context>
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
352
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
353 <para>
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
354 Enables the specified protocols.
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
355 <note>
1978
8f1a568a8bbf Documented "TLSv1.3" parameter of the "ssl_protocols" directive.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1924
diff changeset
356 The <literal>TLSv1.1</literal> and <literal>TLSv1.2</literal> parameters
8f1a568a8bbf Documented "TLSv1.3" parameter of the "ssl_protocols" directive.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1924
diff changeset
357 (1.1.13, 1.0.12) work only when OpenSSL 1.0.1 or higher is used.
8f1a568a8bbf Documented "TLSv1.3" parameter of the "ssl_protocols" directive.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1924
diff changeset
358 </note>
8f1a568a8bbf Documented "TLSv1.3" parameter of the "ssl_protocols" directive.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1924
diff changeset
359 <note>
8f1a568a8bbf Documented "TLSv1.3" parameter of the "ssl_protocols" directive.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1924
diff changeset
360 The <literal>TLSv1.3</literal> parameter (1.13.0) works only when
8f1a568a8bbf Documented "TLSv1.3" parameter of the "ssl_protocols" directive.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1924
diff changeset
361 OpenSSL 1.1.1 built with TLSv1.3 support is used.
664
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Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
362 </note>
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
363 </para>
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
364
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
365 </directive>
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
366
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
367
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
368 <directive name="ssl_session_cache">
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
369 <syntax>
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
370 <literal>off</literal> |
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
371 <literal>none</literal> |
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
372 [<literal>builtin</literal>[:<value>size</value>]]
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
373 [<literal>shared</literal>:<value>name</value>:<value>size</value>]</syntax>
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
374 <default>none</default>
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
375 <context>mail</context>
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
376 <context>server</context>
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
377
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
378 <para>
966
95c3c3bbf1ce Text review.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 751
diff changeset
379 Sets the types and sizes of caches that store session parameters.
95c3c3bbf1ce Text review.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 751
diff changeset
380 A cache can be of any of the following types:
664
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
381 <list type="tag">
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
382
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
383 <tag-name><literal>off</literal></tag-name>
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
384 <tag-desc>
966
95c3c3bbf1ce Text review.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 751
diff changeset
385 the use of a session cache is strictly prohibited:
664
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
386 nginx explicitly tells a client that sessions may not be reused.
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
387 </tag-desc>
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
388
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
389 <tag-name><literal>none</literal></tag-name>
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
390 <tag-desc>
966
95c3c3bbf1ce Text review.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 751
diff changeset
391 the use of a session cache is gently disallowed:
664
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
392 nginx tells a client that sessions may be reused, but does not
966
95c3c3bbf1ce Text review.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 751
diff changeset
393 actually store session parameters in the cache.
664
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
394 </tag-desc>
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
395
2068
3d9e7993c201 Added links to directives in the example of ssl modules.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1978
diff changeset
396 <tag-name id="ssl_session_cache_builtin"><literal>builtin</literal></tag-name>
664
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
397 <tag-desc>
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
398 a cache built in OpenSSL; used by one worker process only.
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
399 The cache size is specified in sessions.
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
400 If size is not given, it is equal to 20480 sessions.
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
401 Use of the built-in cache can cause memory fragmentation.
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
402 </tag-desc>
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
403
2068
3d9e7993c201 Added links to directives in the example of ssl modules.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1978
diff changeset
404 <tag-name id="ssl_session_cache_shared"><literal>shared</literal></tag-name>
664
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Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
405 <tag-desc>
966
95c3c3bbf1ce Text review.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 751
diff changeset
406 a cache shared between all worker processes.
664
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
407 The cache size is specified in bytes; one megabyte can store
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
408 about 4000 sessions.
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
409 Each shared cache should have an arbitrary name.
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
410 A cache with the same name can be used in several
751
9c1ffd02f1b7 Removed "virtual" and HTTPS references from mail modules.
Vladimir Homutov <vl@nginx.com>
parents: 664
diff changeset
411 servers.
664
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
412 </tag-desc>
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
413
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
414 </list>
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
415 </para>
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
416
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
417 <para>
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
418 Both cache types can be used simultaneously, for example:
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
419 <example>
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
420 ssl_session_cache builtin:1000 shared:SSL:10m;
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
421 </example>
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
422 but using only shared cache without the built-in cache should
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
423 be more efficient.
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
424 </para>
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
425
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
426 </directive>
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
427
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
428
1019
2b6a858c60dc Documented the "ssl_session_ticket_key" directive in http and mail.
Vladimir Homutov <vl@nginx.com>
parents: 966
diff changeset
429 <directive name="ssl_session_ticket_key">
2b6a858c60dc Documented the "ssl_session_ticket_key" directive in http and mail.
Vladimir Homutov <vl@nginx.com>
parents: 966
diff changeset
430 <syntax><value>file</value></syntax>
2b6a858c60dc Documented the "ssl_session_ticket_key" directive in http and mail.
Vladimir Homutov <vl@nginx.com>
parents: 966
diff changeset
431 <default/>
2b6a858c60dc Documented the "ssl_session_ticket_key" directive in http and mail.
Vladimir Homutov <vl@nginx.com>
parents: 966
diff changeset
432 <context>mail</context>
2b6a858c60dc Documented the "ssl_session_ticket_key" directive in http and mail.
Vladimir Homutov <vl@nginx.com>
parents: 966
diff changeset
433 <context>server</context>
2b6a858c60dc Documented the "ssl_session_ticket_key" directive in http and mail.
Vladimir Homutov <vl@nginx.com>
parents: 966
diff changeset
434 <appeared-in>1.5.7</appeared-in>
2b6a858c60dc Documented the "ssl_session_ticket_key" directive in http and mail.
Vladimir Homutov <vl@nginx.com>
parents: 966
diff changeset
435
2b6a858c60dc Documented the "ssl_session_ticket_key" directive in http and mail.
Vladimir Homutov <vl@nginx.com>
parents: 966
diff changeset
436 <para>
2b6a858c60dc Documented the "ssl_session_ticket_key" directive in http and mail.
Vladimir Homutov <vl@nginx.com>
parents: 966
diff changeset
437 Sets a <value>file</value> with the secret key used to encrypt
2b6a858c60dc Documented the "ssl_session_ticket_key" directive in http and mail.
Vladimir Homutov <vl@nginx.com>
parents: 966
diff changeset
438 and decrypt TLS session tickets.
2b6a858c60dc Documented the "ssl_session_ticket_key" directive in http and mail.
Vladimir Homutov <vl@nginx.com>
parents: 966
diff changeset
439 The directive is necessary if the same key has to be shared between
2b6a858c60dc Documented the "ssl_session_ticket_key" directive in http and mail.
Vladimir Homutov <vl@nginx.com>
parents: 966
diff changeset
440 multiple servers.
2b6a858c60dc Documented the "ssl_session_ticket_key" directive in http and mail.
Vladimir Homutov <vl@nginx.com>
parents: 966
diff changeset
441 By default, a randomly generated key is used.
2b6a858c60dc Documented the "ssl_session_ticket_key" directive in http and mail.
Vladimir Homutov <vl@nginx.com>
parents: 966
diff changeset
442 </para>
2b6a858c60dc Documented the "ssl_session_ticket_key" directive in http and mail.
Vladimir Homutov <vl@nginx.com>
parents: 966
diff changeset
443
2b6a858c60dc Documented the "ssl_session_ticket_key" directive in http and mail.
Vladimir Homutov <vl@nginx.com>
parents: 966
diff changeset
444 <para>
2b6a858c60dc Documented the "ssl_session_ticket_key" directive in http and mail.
Vladimir Homutov <vl@nginx.com>
parents: 966
diff changeset
445 If several keys are specified, only the first key is
2b6a858c60dc Documented the "ssl_session_ticket_key" directive in http and mail.
Vladimir Homutov <vl@nginx.com>
parents: 966
diff changeset
446 used to encrypt TLS session tickets.
1144
ac131944d349 Changed infinitive to gerund after "allow".
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1019
diff changeset
447 This allows configuring key rotation, for example:
1019
2b6a858c60dc Documented the "ssl_session_ticket_key" directive in http and mail.
Vladimir Homutov <vl@nginx.com>
parents: 966
diff changeset
448 <example>
2b6a858c60dc Documented the "ssl_session_ticket_key" directive in http and mail.
Vladimir Homutov <vl@nginx.com>
parents: 966
diff changeset
449 ssl_session_ticket_key current.key;
2b6a858c60dc Documented the "ssl_session_ticket_key" directive in http and mail.
Vladimir Homutov <vl@nginx.com>
parents: 966
diff changeset
450 ssl_session_ticket_key previous.key;
2b6a858c60dc Documented the "ssl_session_ticket_key" directive in http and mail.
Vladimir Homutov <vl@nginx.com>
parents: 966
diff changeset
451 </example>
2b6a858c60dc Documented the "ssl_session_ticket_key" directive in http and mail.
Vladimir Homutov <vl@nginx.com>
parents: 966
diff changeset
452 </para>
2b6a858c60dc Documented the "ssl_session_ticket_key" directive in http and mail.
Vladimir Homutov <vl@nginx.com>
parents: 966
diff changeset
453
2b6a858c60dc Documented the "ssl_session_ticket_key" directive in http and mail.
Vladimir Homutov <vl@nginx.com>
parents: 966
diff changeset
454 <para>
1877
aa29a64a5e9d Documented ssl_session_ticket_key 80-byte keys.
Maxim Dounin <mdounin@mdounin.ru>
parents: 1785
diff changeset
455 The <value>file</value> must contain 80 or 48 bytes
aa29a64a5e9d Documented ssl_session_ticket_key 80-byte keys.
Maxim Dounin <mdounin@mdounin.ru>
parents: 1785
diff changeset
456 of random data and can be created using the following command:
1019
2b6a858c60dc Documented the "ssl_session_ticket_key" directive in http and mail.
Vladimir Homutov <vl@nginx.com>
parents: 966
diff changeset
457 <example>
1877
aa29a64a5e9d Documented ssl_session_ticket_key 80-byte keys.
Maxim Dounin <mdounin@mdounin.ru>
parents: 1785
diff changeset
458 openssl rand 80 > ticket.key
1019
2b6a858c60dc Documented the "ssl_session_ticket_key" directive in http and mail.
Vladimir Homutov <vl@nginx.com>
parents: 966
diff changeset
459 </example>
1877
aa29a64a5e9d Documented ssl_session_ticket_key 80-byte keys.
Maxim Dounin <mdounin@mdounin.ru>
parents: 1785
diff changeset
460 Depending on the file size either AES256 (for 80-byte keys, 1.11.8)
aa29a64a5e9d Documented ssl_session_ticket_key 80-byte keys.
Maxim Dounin <mdounin@mdounin.ru>
parents: 1785
diff changeset
461 or AES128 (for 48-byte keys) is used for encryption.
1019
2b6a858c60dc Documented the "ssl_session_ticket_key" directive in http and mail.
Vladimir Homutov <vl@nginx.com>
parents: 966
diff changeset
462 </para>
2b6a858c60dc Documented the "ssl_session_ticket_key" directive in http and mail.
Vladimir Homutov <vl@nginx.com>
parents: 966
diff changeset
463
2b6a858c60dc Documented the "ssl_session_ticket_key" directive in http and mail.
Vladimir Homutov <vl@nginx.com>
parents: 966
diff changeset
464 </directive>
2b6a858c60dc Documented the "ssl_session_ticket_key" directive in http and mail.
Vladimir Homutov <vl@nginx.com>
parents: 966
diff changeset
465
2b6a858c60dc Documented the "ssl_session_ticket_key" directive in http and mail.
Vladimir Homutov <vl@nginx.com>
parents: 966
diff changeset
466
1266
35d6ac64bf27 Documented five directives in the mail ssl module.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1144
diff changeset
467 <directive name="ssl_session_tickets">
35d6ac64bf27 Documented five directives in the mail ssl module.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1144
diff changeset
468 <syntax><literal>on</literal> | <literal>off</literal></syntax>
35d6ac64bf27 Documented five directives in the mail ssl module.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1144
diff changeset
469 <default>on</default>
35d6ac64bf27 Documented five directives in the mail ssl module.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1144
diff changeset
470 <context>mail</context>
35d6ac64bf27 Documented five directives in the mail ssl module.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1144
diff changeset
471 <context>server</context>
35d6ac64bf27 Documented five directives in the mail ssl module.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1144
diff changeset
472 <appeared-in>1.5.9</appeared-in>
35d6ac64bf27 Documented five directives in the mail ssl module.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1144
diff changeset
473
35d6ac64bf27 Documented five directives in the mail ssl module.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1144
diff changeset
474 <para>
35d6ac64bf27 Documented five directives in the mail ssl module.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1144
diff changeset
475 Enables or disables session resumption through
1923
66a30a380fba Fixed links to tools.ietf.org.
Ruslan Ermilov <ru@nginx.com>
parents: 1877
diff changeset
476 <link url="https://tools.ietf.org/html/rfc5077">TLS session tickets</link>.
1266
35d6ac64bf27 Documented five directives in the mail ssl module.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1144
diff changeset
477 </para>
35d6ac64bf27 Documented five directives in the mail ssl module.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1144
diff changeset
478
35d6ac64bf27 Documented five directives in the mail ssl module.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1144
diff changeset
479 </directive>
35d6ac64bf27 Documented five directives in the mail ssl module.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1144
diff changeset
480
35d6ac64bf27 Documented five directives in the mail ssl module.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1144
diff changeset
481
664
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
482 <directive name="ssl_session_timeout">
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
483 <syntax><value>time</value></syntax>
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
484 <default>5m</default>
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
485 <context>mail</context>
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
486 <context>server</context>
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
487
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
488 <para>
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
489 Specifies a time during which a client may reuse the
1785
3fa0944ddc6a Removed info about session cache from ssl_session_timeout.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1726
diff changeset
490 session parameters.
664
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
491 </para>
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
492
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
493 </directive>
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
494
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
495
1429
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
496 <directive name="ssl_trusted_certificate">
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
497 <syntax><value>file</value></syntax>
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
498 <default/>
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
499 <context>mail</context>
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
500 <context>server</context>
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
501 <appeared-in>1.7.11</appeared-in>
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
502
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
503 <para>
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
504 Specifies a <value>file</value> with trusted CA certificates in the PEM format
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
505 used to <link id="ssl_verify_client">verify</link> client certificates.
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
506 </para>
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
507
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
508 <para>
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
509 In contrast to the certificate set by <link id="ssl_client_certificate"/>,
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
510 the list of these certificates will not be sent to clients.
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
511 </para>
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
512
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
513 </directive>
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
514
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
515
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
516 <directive name="ssl_verify_client">
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
517 <syntax>
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
518 <literal>on</literal> | <literal>off</literal> |
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
519 <literal>optional</literal> | <literal>optional_no_ca</literal></syntax>
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
520 <default>off</default>
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
521 <context>mail</context>
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
522 <context>server</context>
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
523 <appeared-in>1.7.11</appeared-in>
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
524
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
525 <para>
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
526 Enables verification of client certificates.
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
527 The verification result is passed in the
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
528 <header>Auth-SSL-Verify</header> header of the
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
529 <link doc="ngx_mail_auth_http_module.xml" id="auth_http">authentication</link>
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
530 request.
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
531 </para>
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
532
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
533 <para>
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
534 The <literal>optional</literal> parameter requests the client
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
535 certificate and verifies it if the certificate is present.
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
536 </para>
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
537
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
538 <para>
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
539 The <literal>optional_no_ca</literal> parameter
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
540 requests the client
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
541 certificate but does not require it to be signed by a trusted CA certificate.
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
542 This is intended for the use in cases when a service that is external to nginx
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
543 performs the actual certificate verification.
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
544 The contents of the certificate is accessible through requests
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
545 <link doc="ngx_mail_auth_http_module.xml"
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
546 id="auth_http_pass_client_cert">sent</link>
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
547 to the authentication server.
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
548 </para>
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
549
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
550 </directive>
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
551
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
552
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
553 <directive name="ssl_verify_depth">
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
554 <syntax><value>number</value></syntax>
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
555 <default>1</default>
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
556 <context>mail</context>
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
557 <context>server</context>
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
558 <appeared-in>1.7.11</appeared-in>
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
559
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
560 <para>
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
561 Sets the verification depth in the client certificates chain.
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
562 </para>
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
563
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
564 </directive>
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
565
06322891b4e3 Client certificate directives in mail_ssl_module and associates.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1266
diff changeset
566
664
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
567 <directive name="starttls">
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
568 <syntax>
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
569 <literal>on</literal> |
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
570 <literal>off</literal> |
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
571 <literal>only</literal></syntax>
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
572 <default>off</default>
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
573 <context>mail</context>
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
574 <context>server</context>
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
575
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
576 <para>
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
577 <list type="tag">
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
578
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
579 <tag-name><literal>on</literal></tag-name>
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
580 <tag-desc>
966
95c3c3bbf1ce Text review.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 751
diff changeset
581 allow usage of the <literal>STLS</literal> command for the POP3
1924
237a10fb98d2 Clarified imap/pop3/smtp_capabilities and starttls interaction.
Sergey Kandaurov <pluknet@nginx.com>
parents: 1923
diff changeset
582 and the <literal>STARTTLS</literal> command for the IMAP and SMTP;
664
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
583 </tag-desc>
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
584
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
585 <tag-name><literal>off</literal></tag-name>
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
586 <tag-desc>
966
95c3c3bbf1ce Text review.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 751
diff changeset
587 deny usage of the <literal>STLS</literal>
664
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
588 and <literal>STARTTLS</literal> commands;
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
589 </tag-desc>
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
590
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
591 <tag-name><literal>only</literal></tag-name>
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
592 <tag-desc>
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
593 require preliminary TLS transition.
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
594 </tag-desc>
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
595
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
596 </list>
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
597 </para>
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
598
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
599 </directive>
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
600
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
601 </section>
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
602
8283b1048b27 Translated mail modules into English.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
603 </module>