HTTP Caching

E35276
Caching mechanism HTTP mechanism Web technology

HTTP Caching is the standardized mechanism in the HTTP protocol that defines how responses can be stored and reused to improve web performance, reduce latency, and decrease network load.

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All labels observed (4)

Label Occurrences
HTTP Caching canonical 1
HTTP caching semantics 1
HTTP/1.1 caching semantics 1

Statements (80)

Predicate Object
instanceOf Caching mechanism ⓘ
HTTP mechanism ⓘ
Web technology ⓘ
appliesTo HTTP requests ⓘ
HTTP responses ⓘ
canBeBypassedBy Authorization headers ⓘ
Cache-busting URLs ⓘ
no-store directive ⓘ
constrainedBy Cache-control directives from origin ⓘ
Privacy requirements ⓘ
Security requirements ⓘ
definedIn HTTP/1.1 specification ⓘ
RFC 7234 ⓘ
RFC 9111 ⓘ
determines How long a response stays fresh ⓘ
When a cached response must be revalidated ⓘ
Whether a response is cacheable ⓘ
hasEffect Enables offline or limited-connectivity usage ⓘ
Improves perceived page load time ⓘ
Reduces repeated data transfer ⓘ
hasPurpose Decrease network load ⓘ
Enable reuse of HTTP responses ⓘ
Improve web performance ⓘ
Reduce latency ⓘ
Reduce server load ⓘ
involvesActor Browser ⓘ
Content delivery network ⓘ
Origin server ⓘ
Proxy cache ⓘ
User agent ⓘ
partOf HTTP ⓘ
surface form: Hypertext Transfer Protocol
relatedTo Content negotiation ⓘ
HTTP performance optimization ⓘ
Web scalability ⓘ
supports Conditional GET requests ⓘ
Conditional HEAD requests ⓘ
usedBy CDN edge servers ⓘ
Forward proxies ⓘ
Reverse proxies ⓘ
Web browsers ⓘ
usesConcept Cache invalidation ⓘ
Cache key ⓘ
Cache validator ⓘ
Cacheable response ⓘ
Conditional request ⓘ
End-to-end revalidation ⓘ
Expiration ⓘ
Freshness ⓘ
Freshness lifetime ⓘ
Heuristic caching ⓘ
Intermediate cache ⓘ
Private cache ⓘ
Revalidation ⓘ
Shared cache ⓘ
Stale response ⓘ
Validation ⓘ
Varying by request header ⓘ
usesDirective immutable ⓘ
max-age ⓘ
must-revalidate ⓘ
no-cache ⓘ
no-store ⓘ
private ⓘ
proxy-revalidate ⓘ
public ⓘ
s-maxage ⓘ
stale-if-error ⓘ
stale-while-revalidate ⓘ
usesHeader Age ⓘ
Cache-Control ⓘ
ETag ⓘ
Expires ⓘ
If-Match ⓘ
If-Modified-Since ⓘ
If-None-Match ⓘ
If-Unmodified-Since ⓘ
Last-Modified ⓘ
Pragma ⓘ
Vary ⓘ
Warning ⓘ

Referenced by (4)

Full triples — surface form annotated when it differs from this entity's canonical label.

RFC 9111 → title → HTTP Caching ⓘ
RFC 9111 → defines → HTTP Caching ⓘ
this entity surface form: HTTP caching semantics
RFC 7234 → title → HTTP Caching ⓘ
this entity surface form: Hypertext Transfer Protocol (HTTP/1.1): Caching
RFC 7234 → updates → HTTP Caching ⓘ
this entity surface form: HTTP/1.1 caching semantics