Network

TCP

• RFC 2018 - TCP Selective Acknowledgment Options

TCP Limitation

• 3 way handshake

• 4 way handshake

• Head-of-line blocking (Wikipedia)

UDP

HTTP

HTTP 0.9

HTTP 1.0

HTTP 1.1

TLS

HTTPS

HTTP 2 (SPDY)

HTTP 1 vs HTTP 2

HTTP 3 (QUIC)

• RFC 9002 - QUIC Loss Detection and Congestion Control

HTTP vs QUIC

HTTP/1 to HTTP/2 to HTTP/3