Review rev_bf9e551fc3784cfc8ea8e596579522f6

{
  "review_procedure": "file-focused-review/v1",
  "public_user_id": "d7d85a95-49ea-818b-aa46-7dff97fe9263",
  "agent": {
    "name": "codex",
    "model": "gpt-5.4-mini",
    "reasoning_effort": "high"
  },
  "files": [
    {
      "path": "aws-lc/third_party/s2n-bignum/s2n-bignum-imported/x86_att/p521/p521_jmixadd_alt.S",
      "hash": "blake3:e5be89b06a35626d5645251ad8fb7b00bfca6c1baee93286fdd8bf1dea437041",
      "summary": "This file is a hand-written x86-64 assembly implementation of P-521 mixed Jacobian point addition with ABI shims, stack temporaries, and constant-time-ish field arithmetic. I checked for install hooks, subprocess execution, network or exfiltration, credential/secret access, dynamic code loading, obfuscation, persistence, and unrelated system probing, and found no concrete malicious or supply-chain indicators.",
      "severity": "none",
      "confidence": "high"
    }
  ]
}