Sponsor of the Day:
Jerkmate
https://httpwg.org/http-extensions/unencoded-digest-security-considerations/draft-ietf-httpbis-cache-groups.html
HTTP Cache Groups
This specification introduces a means of describing the relationships between stored responses in HTTP caches, grouping them by associating a stored response...
http cache groups
https://gitlab.com/FreeBSD/freebsd-ports/-/commit/fff4b25daa5e7ab37cc3ab4c69cae8277750fcb8
www/rubygem-faraday-http-cache: Update to 2.7.0 (fff4b25d) · Commits · FreeBSD / FreeBSD ports ·...
Changes: https://github.com/sourcelevel/faraday-http-cache/releases https://github.com/sourcelevel/faraday-http-cache/blob/master/CHANGELOG.md
2 7 0commits freebsd portswww rubygemhttp cachefaraday
https://blog.openresty.com/en/edge-cache-purge/
Real-Time Purge HTTP Cache in OpenResty Edge - OpenResty Official Blog
openresty edge officialreal timehttp cachepurgeblog
https://httpwg.org/http-extensions/fix-unencoded-example-digests/draft-ietf-httpbis-cache-groups.html
HTTP Cache Groups
This specification introduces a means of describing the relationships between stored responses in HTTP caches, grouping them by associating a stored response...
http cache groups
https://httpwg.org/specs/rfc5861.html
RFC 5861 - HTTP Cache-Control Extensions for Stale Content
HTTP Cache-Control Extensions for Stale Content
http cache controlrfc5861extensionsstale
https://httpwg.org/http-extensions/lucas/unencoded-genart-review/draft-ietf-httpbis-cache-groups.html
HTTP Cache Groups
This specification introduces a means of describing the relationships between stored responses in HTTP caches, grouping them by associating a stored response...
http cache groups
https://httpwg.org/http-extensions/unencode-update-acknowledgements/draft-ietf-httpbis-cache-groups.html
HTTP Cache Groups
This specification introduces a means of describing the relationships between stored responses in HTTP caches, grouping them by associating a stored response...
http cache groups
https://www.iana.org/assignments/http-cache-directives/http-cache-directives.xhtml
Hypertext Transfer Protocol (HTTP) Cache Directive Registry
hypertext transfer protocolhttp cachedirectiveregistry
https://httpwg.org/http-extensions/reschke-i3384/draft-ietf-httpbis-cache-groups.html
HTTP Cache Groups
This specification introduces a means of describing the relationships between stored responses in HTTP caches, grouping them by associating a stored response...
http cache groups
https://httpwg.org/http-extensions/draft-ietf-httpbis-no-vary-search-04/draft-ietf-httpbis-cache-groups.html
HTTP Cache Groups
This specification introduces a means of describing the relationships between stored responses in HTTP caches, grouping them by associating a stored response...
http cache groups
https://httpwg.org/http-extensions/bemasc-3424/draft-ietf-httpbis-cache-groups.html
HTTP Cache Groups
This specification introduces a means of describing the relationships between stored responses in HTTP caches, grouping them by associating a stored response...
http cache groups
https://datatracker.ietf.org/doc/rfc9213/
RFC 9213 - Targeted HTTP Cache Control
This specification defines a convention for HTTP response header fields that allow cache directives to be targeted at specific caches or classes of caches. It...
http cache controlrfc9213targeted
https://httpwg.org/http-extensions/draft-ietf-httpbis-resumable-upload-11/draft-ietf-httpbis-cache-groups.html
HTTP Cache Groups
This specification introduces a means of describing the relationships between stored responses in HTTP caches, grouping them by associating a stored response...
http cache groups
https://blog.openresty.com/en/edge-cache-rules/
Enable HTTP Cache in OpenResty Edge - OpenResty Official Blog
openresty edge officialhttp cacheenableblog
https://httpwg.org/http-extensions/draft-ietf-httpbis-incremental-04/draft-ietf-httpbis-cache-groups.html
HTTP Cache Groups
This specification introduces a means of describing the relationships between stored responses in HTTP caches, grouping them by associating a stored response...
http cache groups
https://httpwg.org/http-extensions/draft-ietf-httpbis-connect-tcp-11/draft-ietf-httpbis-cache-groups.html
HTTP Cache Groups
This specification introduces a means of describing the relationships between stored responses in HTTP caches, grouping them by associating a stored response...
http cache groups
https://httpwg.org/http-extensions/reschke-i3369-part1/draft-ietf-httpbis-cache-groups.html
HTTP Cache Groups
This specification introduces a means of describing the relationships between stored responses in HTTP caches, grouping them by associating a stored response...
http cache groups
https://httpwg.org/http-extensions/bemasc-3413/draft-ietf-httpbis-cache-groups.html
HTTP Cache Groups
This specification introduces a means of describing the relationships between stored responses in HTTP caches, grouping them by associating a stored response...
http cache groups
https://httpwg.org/http-extensions/draft-ietf-httpbis-cache-groups.html
HTTP Cache Groups
This specification introduces a means of describing the relationships between stored responses in HTTP caches, grouping them by associating a stored response...
http cache groups
https://datatracker.ietf.org/doc/rfc9875/
RFC 9875 - HTTP Cache Groups
This specification introduces a means of describing the relationships between stored responses in HTTP caches, grouping them by associating a stored response...
http cache groupsrfc9875
https://httpwg.org/specs/rfc9213.html
RFC 9213 - Targeted HTTP Cache Control
Targeted HTTP Cache Control
http cache controlrfc9213targeted
https://symfony.com/doc/current/http_cache.html
HTTP Cache (Symfony Docs)
The nature of rich web applications means that they're dynamic. No matter how efficient your application, each request will always contain more overhead than...
http cachesymfony docs
https://greenbytes.de/tech/webdav/draft-ietf-httpbis-cache-groups-01.html
HTTP Cache Groups
This specification introduces a means of describing the relationships between stored responses in HTTP caches,
http cache groups
https://wiki.squid-cache.org/Features/HTTP11
Feature: HTTP/1.1 support | Squid Web Cache wiki
Squid Web Cache documentation
squid web cachehttp 1featuresupportwiki
https://http.dev/x-vercel-cache
X-Vercel-Cache - Expert Guide to HTTP headers
Apr 4, 2026 - Debug Vercel CDN caching with X-Vercel-Cache. Understand HIT, MISS, STALE, PRERENDER, and other cache status values.
cache expert guidehttp headersvercel
https://httpd.apache.org/docs/2.4/mod/mod_cache.html
mod_cache - Apache HTTP Server Version 2.4
apache http serverversion 2 4mod cache
https://blog.litespeedtech.com/2015/04/17/lsws-5-0-is-out-support-for-http2-esi-litemage-cache/
LSWS 5.0 Is Out - Support for HTTP/2, ESI, LiteMage Cache ⋆ LiteSpeed Blog
Jun 2, 2017 - Welcome to the beginning of a new era in web server technology. LiteSpeed Web Server 5.0 introduces two important new features — HTTP/2 support and
5 0http 2litemage cachelitespeed bloglsws
https://httpwg.org/specs/rfc9211.html
RFC 9211 - The Cache-Status HTTP Response Header Field
The Cache-Status HTTP Response Header Field
status http responseheader fieldrfc9211cache
https://http.dev/x-litespeed-cache-control
X-LiteSpeed-Cache-Control - Expert Guide to HTTP headers
Apr 4, 2026 - Configure LiteSpeed-specific caching with X-LiteSpeed-Cache-Control. Set TTL, public/private scope, and ESI directives for LSCache.
litespeed cachecontrol experthttp headersguide
https://http.dev/cache-status
Cache-Status - Expert Guide to HTTP headers
Apr 4, 2026 - Debug cache behavior with Cache-Status. Standardized hit/miss reporting across CDN layers, parameters, and examples.
cache statusexpert guidehttp headers
https://vinyl-cache.org/security/VSV00011.html
VSV00011 Varnish HTTP/2 Request Forgery Vulnerability - Vinyl Cache
varnish http 2vulnerability vinyl cacherequest forgery
https://www.varnish.org/index.html
Varnish Cache - An open-source HTTP accelerator with native TLS, built for the cloud-native era
Varnish is a powerful, flexible HTTP accelerator that speeds up web applications by caching content and optimizing delivery.
varnish cacheopen sourcecloud erahttpaccelerator
https://vinyl-cache.org/security/VSV00013.html
VSV00013 Varnish HTTP/2 Rapid Reset Attack - Vinyl Cache
varnish http 2attack vinyl cacherapid reset
https://vinyl-cache.org/security/VSV00014.html
VSV00014 Varnish HTTP/2 Broke Window Attack - Vinyl Cache
varnish http 2attack vinyl cachebrokewindow
https://greenbytes.de/tech/webdav/draft-ietf-httpbis-cache-digest-04.html
Cache Digests for HTTP/2
This specification defines a HTTP/2 frame type to allow clients to inform the server of their cache’s contents. Servers can then use this to inform their...
http 2cachedigests
https://http.dev/cf-edge-cache
Cf-Edge-Cache - Expert Guide to HTTP headers
Apr 4, 2026 - Cache HTML at Cloudflare's edge with Cf-Edge-Cache. APO integration, WordPress setup, and directive values.
cache expert guidehttp headerscfedge
https://http.dev/x-cache
X-Cache - Expert Guide to HTTP headers
Apr 4, 2026 - Check CDN cache status with X-Cache. Determine if a response was a HIT, MISS, or served from origin across different CDN providers.
cache expert guidehttp headers
https://caniwebview.com/features/mdn-http-header-cachecontrol/
Can I WebView… HTTP header: Cache-Control
HTTP header: Cache-Control
http headercache control
https://vinyl-cache.org/security/VSV00008.html
VSV00008 Varnish HTTP/1 Request Smuggling Vulnerability - Vinyl Cache
vulnerability vinyl cachevarnish http1 requestsmuggling
https://vinyl-cache.org/security/VSV00007.html
VSV00007 Varnish HTTP/2 Request Smuggling Attack - Vinyl Cache
varnish http 2attack vinyl cacherequest smuggling
https://vinyl-cache.org/security/VSV00015.html
VSV00015 Varnish HTTP/1 client-side desync vulnerability - Vinyl Cache
vulnerability vinyl cachevarnish http1 clientsidedesync
https://httpd.apache.org/docs/2.4/mod/mod_cache_disk.html
mod_cache_disk - Apache HTTP Server Version 2.4
apache http serverversion 2 4mod cachedisk
https://httpd.apache.org/docs/2.4/mod/mod_cache_socache.html
mod_cache_socache - Apache HTTP Server Version 2.4
apache http serverversion 2 4mod cache
https://wiki.squid-cache.org/Features/SHTTP
Feature: SHTTP (Secure HTTP messaging) | Squid Web Cache wiki
Squid Web Cache documentation
squid web cachefeaturesecurehttpmessaging
https://wiki.squid-cache.org/ConfigExamples/Reverse/ExchangeRpc
Configuring Squid to Accelerate/ACL RPC over HTTP | Squid Web Cache wiki
Squid Web Cache documentation
web cache wikiconfiguring squidaccelerateaclrpc
https://vinyl-cache.org/security/VSV00017.html
VSV00017 Varnish HTTP/2 Made You Reset Attack - Vinyl Cache
varnish http 2attack vinyl cachemadereset
https://greenbytes.de/tech/webdav/draft-ietf-httpbis-cache-header-10.html
The Cache-Status HTTP Response Header Field
To aid debugging, HTTP caches often append header fields to a response explaining how they handled the request in an ad hoc manner. This specification defines...
status http responseheader fieldcache
https://httpd.apache.org/docs/trunk/mod/mod_cache.html
mod_cache - Apache HTTP Server Version 2.5
apache http serverversion 2 5mod cache