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Reading 48 Bytes That Set Every Wall Clock: An NTP / SNTP Packet Field Guide
An NTP packet is not 48 random bytes — it is a 384-bit structure where…
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Inside the HTTP/3 QUIC Handshake: 1-RTT, 0-RTT, and Reading a PCAP
A byte-level walkthrough of the HTTP/3 over QUIC handshake: 1-RTT fresh, 0-RTT resumption, connection migration, and how to read a packet capture without going cross-eyed.