Find all needed information about Squid Vary Header Support. Below you can see links where you can find everything you want to know about Squid Vary Header Support.
http://squid.sourceforge.net/vary/
Squid Vary header support. This work aims at supporting caching of objects using the Vary header.
http://squid.sourceforge.net/vary/implementation.html
Implementing Vary in Squid-2.4. This implementation will only include "basic" support for Vary. Full support for ETag is not in the scope of the implementation at this time, but is planned for later.
http://squid.sourceforge.net/vary/vary-header.html
Vary can be supported by caches in three degrees No support, denying caching of varying objects Basic support, supporting exact matches only. Full support, supporting fuzzy matches via conditional queries to the origin server to find if any of the cached entities match the request when there is …
https://support.ixiacom.com/strikes/exploits/misc/OSVDB_90909_squid_http_vary_header_denial_of_service.xml
A specially crafted Vary header can be used to cause Squid Proxy Server to terminate abnormally, terminating any current sessions. It will be restarted by Squid Monitor. Repeated attacks will cause Squid Monitor to exit without restarting Squid Proxy Server, causing a denial of service condition.
http://squid.sourceforge.net/etag/implementation.html
Implementing ETag in Squid. In order to implement ETag in Squid changes will be needed at a number of locations. client side needs to be extended with If-None-Match, If-Match and If-Range support. store needs to be redesigned (again) to support ETag indexing of a varying object
http://squid.sourceforge.net/vary/revalidation.html
Vary and content revalidation. The Vary header puts some new constraints on content revalidation. Exact matches only. In the exact-match only level Vary does not change the vay content-revalidation works, except that ETag from the exact match cached entity should be used if available to catch the case where the server-site selection algorithm has changed.
https://adamscheller.com/systems-administration/remove-proxy-headers-squid/
Aug 20, 2015 · The code above will remove proxy headers in Squid that could reveal usage of a proxy server. If you are using Squid in earlier version than 3, you may use header_access instead of request_header_access.. Learn more about Squid
http://devel.squid-cache.org/etag/
Squid ETag header support. This work aims at supporting strong cache validation and Vary matches of objects using the ETag header.
https://donjajo.com/spoof-http-headers-using-squid-proxy-server/
Aug 28, 2016 · Spoof HTTP Headers Using Squid Proxy Server. ... lets change our User-Agent and Referer to something else. ... Wit this, we have gotten to know how to use Squid Proxy to spoof HTTP Headers. Squid has many features as its robust, this is just the tip of an iceberg from Squid.
https://wiki.squid-cache.org/SquidFaq/ContentAdaptation
Squid supports a few configuration options that allow the administrator to add, delete, or replace specified HTTP request headers: request_header_add, request_header_access, and request_header_replace. Similar directives available for adapting response headers.
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