Review rev_c9978bb745564bba8145f8f877745fe1

{
  "summary": "Reviewed `aws-lc/util/fipstools/test_fips.c`, a standalone FIPS validation/demo program that runs fixed AES/DES/SHA/RSA/ECDSA/DRBG/TLS-KDF/FFDH test vectors and prints the results. I found no concrete indicators of install hooks, network or exfiltration, credential access, dynamic code loading, obfuscation, persistence, or other supply-chain compromise behavior in this file.\nReviewed `aws-lc/crypto/fipsmodule/bn/bn.c`, which is standard BIGNUM management code for allocation, resizing, copying, and constant-time bit counting. I found no concrete indicators of install-time execution, network/exfiltration, credential access, dynamic code loading, obfuscation, or persistence in this target file.",
  "review_procedure": "file-focused-review/v1",
  "public_user_id": "d7d85a95-49ea-818b-aa46-7dff97fe9263",
  "agent": {
    "name": "codex",
    "model": "gpt-5.4-mini",
    "reasoning_effort": "medium"
  },
  "files": [
    {
      "path": "aws-lc/util/fipstools/test_fips.c",
      "hash": "blake3:a893821ef8a9ee08d43da8cfde105162efbd830d438c1f83edca4a2f52314f7b",
      "summary": "Reviewed `aws-lc/util/fipstools/test_fips.c`, a standalone FIPS validation/demo program that runs fixed AES/DES/SHA/RSA/ECDSA/DRBG/TLS-KDF/FFDH test vectors and prints the results. I found no concrete indicators of install hooks, network or exfiltration, credential access, dynamic code loading, obfuscation, persistence, or other supply-chain compromise behavior in this file.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "aws-lc/crypto/fipsmodule/bn/bn.c",
      "hash": "blake3:a223d332c55b4f525817ac426fc6de32ca775f89e8392c8ea2540daff75ff7a8",
      "summary": "Reviewed `aws-lc/crypto/fipsmodule/bn/bn.c`, which is standard BIGNUM management code for allocation, resizing, copying, and constant-time bit counting. I found no concrete indicators of install-time execution, network/exfiltration, credential access, dynamic code loading, obfuscation, or persistence in this target file.",
      "severity": "none",
      "confidence": "high"
    }
  ]
}