Review rev_fb87cd777ba94f5096d5339886d3abbb

{
  "summary": "Reviewed `aws-lc/crypto/fipsmodule/hmac/hmac.c`, which implements HMAC context setup, update/finalize flow, precomputed-key export/import, and FIPS service-indicator handling. I found no concrete indicators of install-time execution, hidden subprocesses, network or exfiltration behavior, credential access, dynamic code loading, obfuscation, or persistence in this 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/crypto/fipsmodule/hmac/hmac.c",
      "hash": "blake3:cb2ba872f9ea88796cc9754acdb02d1986c317d3c4af54516d3e195b32aa1c06",
      "summary": "Reviewed `aws-lc/crypto/fipsmodule/hmac/hmac.c`, which implements HMAC context setup, update/finalize flow, precomputed-key export/import, and FIPS service-indicator handling. I found no concrete indicators of install-time execution, hidden subprocesses, network or exfiltration behavior, credential access, dynamic code loading, obfuscation, or persistence in this file.",
      "severity": "none",
      "confidence": "high"
    }
  ]
}