Review rev_c340931681c44faf9e44fe602bb831fd

{
  "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/crypto/fipsmodule/ml_dsa/mldsa/sign.h",
      "hash": "blake3:89e76a2c3b695a970d69608dc8f26ed4ef3d8cf3e8ea1ec967277600f9c014a6",
      "summary": "Reviewed `aws-lc/crypto/fipsmodule/ml_dsa/mldsa/sign.h`, which is a C header declaring ML-DSA signing, verification, and domain-separation APIs with contract annotations and constant definitions. I checked for install-time hooks, network or exfiltration behavior, credential access, dynamic code loading, obfuscation, persistence tampering, and other hidden payload indicators, and found no concrete malicious or supply-chain signals in this file.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "aws-lc/crypto/fipsmodule/ml_dsa/mldsa/symmetric.h",
      "hash": "blake3:3b4c1108a7e9a3f7f32d5950bed66a3ae561a34fcd918cb324959e19870488a5",
      "summary": "Reviewed this C header of macro aliases and wrappers for ML-DSA symmetric/XOF primitives, including the conditional inclusion of FIPS202 single-lane and x4 headers. I found no concrete indicators of install-time execution, network or credential access, dynamic code loading, obfuscation, persistence, or other supply-chain behavior in the target file.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "aws-lc/crypto/fipsmodule/ml_dsa/mldsa/sys.h",
      "hash": "blake3:c9bf33c3cadac8322a6433e66e7bba919b319a25b66bc2889e3d38e9a8b5664b",
      "summary": "Reviewed `aws-lc/crypto/fipsmodule/ml_dsa/mldsa/sys.h`, which is a platform-detection and portability header defining architecture/endian macros, alignment helpers, CET/Valgrind test hooks, and a default capability check. I found no concrete malicious or supply-chain indicators in this file: there are no install hooks, network or exfiltration code, credential access, dynamic code loading, obfuscation/packing, or persistence behavior.",
      "severity": "none",
      "confidence": "high"
    }
  ]
}