Review rev_c2ab20d7dc7e438c9503643c5d1e0b98

{
  "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/arm/curve25519/bignum_inv_p25519.S",
      "hash": "blake3:c9116ce405d19c9b819dfb5587d8a7ce68cf3206cafc0f57c495058948c1162d",
      "summary": "This file is an AArch64 assembly implementation of modular inversion modulo p25519 using fixed-register, stack-local arithmetic. I checked it for install-time hooks, subprocess spawning, network or exfiltration behavior, credential/secret access, dynamic code loading, obfuscation, persistence, and hidden payload execution, and found no concrete malicious or supply-chain indicators in this file.",
      "severity": "none",
      "confidence": "high"
    }
  ]
}