# HG changeset patch
# User Yaroslav Zhuravlev <yar@nginx.com>
# Date 1586793323 -3600
# Node ID 2bb06b3fbcc53a879c9b0eb0624188b081034f64
# Parent  91d725e52633e9cc6f4a8dd317d939a8ee7be97b
Documented the "auth_delay" directive.

diff --git a/xml/en/docs/http/ngx_http_core_module.xml b/xml/en/docs/http/ngx_http_core_module.xml
--- a/xml/en/docs/http/ngx_http_core_module.xml
+++ b/xml/en/docs/http/ngx_http_core_module.xml
@@ -10,7 +10,7 @@
 <module name="Module ngx_http_core_module"
         link="/en/docs/http/ngx_http_core_module.html"
         lang="en"
-        rev="89">
+        rev="90">
 
 <section id="directives" name="Directives">
 
@@ -249,6 +249,25 @@ location /images/ {
 </directive>
 
 
+<directive name="auth_delay">
+<syntax><value>time</value></syntax>
+<default>0s</default>
+<context>http</context>
+<context>server</context>
+<context>location</context>
+<appeared-in>1.17.10</appeared-in>
+
+<para>
+Delays processing of unauthorized requests with 401 response code
+to prevent timing attacks when access is limited by
+<link doc="ngx_http_auth_basic_module.xml">password</link>, by the
+<link doc="ngx_http_auth_request_module.xml">result of subrequest</link>,
+or by <link doc="ngx_http_auth_jwt_module.xml">JWT</link>.
+</para>
+
+</directive>
+
+
 <directive name="chunked_transfer_encoding">
 <syntax><literal>on</literal> | <literal>off</literal></syntax>
 <default>on</default>
diff --git a/xml/ru/docs/http/ngx_http_core_module.xml b/xml/ru/docs/http/ngx_http_core_module.xml
--- a/xml/ru/docs/http/ngx_http_core_module.xml
+++ b/xml/ru/docs/http/ngx_http_core_module.xml
@@ -10,7 +10,7 @@
 <module name="Модуль ngx_http_core_module"
         link="/ru/docs/http/ngx_http_core_module.html"
         lang="ru"
-        rev="89">
+        rev="90">
 
 <section id="directives" name="Директивы">
 
@@ -248,6 +248,25 @@ location /images/ {
 </directive>
 
 
+<directive name="auth_delay">
+<syntax><value>время</value></syntax>
+<default>0s</default>
+<context>http</context>
+<context>server</context>
+<context>location</context>
+<appeared-in>1.17.10</appeared-in>
+
+<para>
+Задерживает обработку неавторизованных запросов с кодом ответа 401
+для предотвращения атак по времени в случае ограничения доступа по
+<link doc="ngx_http_auth_basic_module.xml">паролю</link>, по
+<link doc="ngx_http_auth_request_module.xml">результату подзапроса</link>
+или по <link doc="ngx_http_auth_jwt_module.xml">JWT</link>.
+</para>
+
+</directive>
+
+
 <directive name="chunked_transfer_encoding">
 <syntax><literal>on</literal> | <literal>off</literal></syntax>
 <default>on</default>