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-rw-r--r--doc/src/sgml/config.sgml21
1 files changed, 21 insertions, 0 deletions
diff --git a/doc/src/sgml/config.sgml b/doc/src/sgml/config.sgml
index 932ee17b095..1946bb083d9 100644
--- a/doc/src/sgml/config.sgml
+++ b/doc/src/sgml/config.sgml
@@ -886,6 +886,27 @@ include 'filename'
</listitem>
</varlistentry>
+ <varlistentry id="guc-ssl-prefer-server-ciphers" xreflabel="ssl_prefer_server_ciphers">
+ <term><varname>ssl_prefer_server_ciphers</varname> (<type>bool</type>)</term>
+ <indexterm>
+ <primary><varname>ssl_prefer_server_ciphers</> configuration parameter</primary>
+ </indexterm>
+ <listitem>
+ <para>
+ Specifies whether to use the server's SSL cipher preferences, rather
+ than the client's. The default is true.
+ </para>
+
+ <para>
+ Older PostgreSQL versions do not have this setting and always use the
+ client's preferences. This setting is mainly for backward
+ compatibility with those versions. Using the server's preferences is
+ usually better because it is more likely that the server is appropriately
+ configured.
+ </para>
+ </listitem>
+ </varlistentry>
+
<varlistentry id="guc-password-encryption" xreflabel="password_encryption">
<term><varname>password_encryption</varname> (<type>boolean</type>)</term>
<indexterm>