#http3

2 articles

01 ·Networking·FREE·12 min read From TCP to QUIC — Reinventing Reliable Communication The internet is built on a foundation that makes no promise of delivery. This piece starts from zero: how TCP manufactures reliability out of sequencing, retransmission and congestion control, why HTTP/2 hit a wall, and why QUIC deliberately rebuilt all of it on top of UDP. 02 ·Networking·★ MEMBER·8 min read HTTP/1.1 → 2 → 3 — The Road to Multiplexing Thirty years of HTTP is really one argument: how many conversations can share a single connection? Why 1.1's one-at-a-time rule created traffic jams, what HTTP/2 solved with frames and streams, why the jam simply moved one floor down, what HTTP/3 separated by swapping the foundation — and how to measure your own network before picking one.