2026-04-01 Hacker News Top Articles and Its Summaries
1. Signing data structures the wrong way Total comment counts : 3 Summary Cryptographic data packaging needs canonical encoding and strong domain separation to prevent cross-type forgeries (e.g., signing a TreeRoot could be misused as a KeyRevoke). Traditional methods are ad-hoc. FOKS’ Snowpack embeds random, immutable domain separators in the IDL; a compiler generates code that signs the separator concatenated with the object’s bytes (the separator isn’t emitted in the final payload)....