REVIEW-a3c7517.md (445B)
1 # Review: IMPL4 Packet Processing (a3c7517) 2 3 ## Status: Approved 4 5 ## Issues 6 7 None identified. Flow matches spec exactly. 8 9 ## Notes 10 11 - Version validation occurs first 12 - HMAC verified before decryption (correct order per spec) 13 - 2×1300 byte stream handles payload shift correctly 14 - Final hop detection via all-zero next_hmac 15 - Ephemeral key blinding for forwarding is correct 16 - Shared secret returned for error attribution 17 18 ## No blocking issues