HTTP/3

E5630
Hypertext Transfer Protocol version application layer protocol

HTTP/3 is the third major version of the Hypertext Transfer Protocol, built on the QUIC transport protocol to provide faster, more reliable, and secure web communication.

Jump to: Surface forms Statements Referenced by

Observed surface forms (3)

Surface form Occurrences
HTTP/3 specification 2
HTTP over QUIC 1
HTTP/3 stream types 1

Statements (51)

Predicate Object
instanceOf Hypertext Transfer Protocol version ⓘ
application layer protocol ⓘ
alpnIdentifier h3 ⓘ
h3-29 (draft) ⓘ
avoidsProblem head-of-line blocking at transport layer ⓘ
backwardsCompatibleWith HTTP semantics ⓘ
defaultPort 443 ⓘ
definedIn Internet Engineering Task Force ⓘ
surface form: IETF
designGoal better performance on lossy networks ⓘ
improved reliability ⓘ
improved security ⓘ
reduced latency ⓘ
handles API traffic ⓘ
HTTP-based streaming ⓘ
web browsing traffic ⓘ
improvesOver HTTP/2 over TCP ⓘ
initiallyBasedOn QUIC ⓘ
surface form: Google QUIC
layer application layer ⓘ
negotiatedVia ALPN ⓘ
predecessorOf future HTTP versions ⓘ
protocolVersionOf HTTP ⓘ
publicationYear 2022 ⓘ
relatedRFC RFC 9110 ⓘ
RFC 9111 ⓘ
RFC 9112 ⓘ
releaseStatus Proposed Standard ⓘ
requiresEncryption yes ⓘ
securityProperty forward secrecy (via TLS 1.3) ⓘ
mandatory encryption of transport ⓘ
specifiedInRFC RFC 9114 ⓘ
standardizedBy Internet Engineering Task Force ⓘ
surface form: IETF
successorOf HTTP/2 ⓘ
supports connection migration (via QUIC) ⓘ
server push (with constraints) ⓘ
supportsFeature 0-RTT connection establishment (via QUIC) ⓘ
header compression ⓘ
multiplexing ⓘ
stream prioritization ⓘ
usesEncryption TLS 1.3 over QUIC ⓘ
usesHeaderFormat HTTP header fields ⓘ
usesMethod DELETE ⓘ
GET ⓘ
HEAD ⓘ
OPTIONS ⓘ
PATCH ⓘ
POST ⓘ
PUT ⓘ
usesStatusCodes HTTP status codes ⓘ
usesTransportProtocol QUIC ⓘ
usesUnderlyingProtocol UDP ⓘ
workingGroup IETF QUIC Working Group ⓘ

Referenced by (14)

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

HTTP/1.1 → coexistsWith → HTTP/3 ⓘ
RFC 9114 → defines → HTTP/3 ⓘ
this entity surface form: HTTP/3 stream types
RFC 9114 → fullTitle → HTTP/3 ⓘ
this entity surface form: HTTP/3 specification
RFC 9113 → relatedProtocol → HTTP/3 ⓘ
RFC 9205 → relatedTo → HTTP/3 ⓘ
this entity surface form: HTTP/3 specification
RFC 9114 → specifiesProtocol → HTTP/3 ⓘ
this entity surface form: HTTP over QUIC
HTTP → supportsVersion → HTTP/3 ⓘ
RFC 9114 → title → HTTP/3 ⓘ
QUIC → underlies → HTTP/3 ⓘ
QUIC → usedBy → HTTP/3 ⓘ