Review rev_71497c5f57e840218fe73364844c221c

{
  "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/modes/gcm_test.cc",
      "hash": "blake3:a83f0fed9315a4fab50629cdac5c0703a36da8c4fb21605c387a64ace5325ccb",
      "summary": "Reviewed `aws-lc/crypto/fipsmodule/modes/gcm_test.cc`, which is a GoogleTest unit/ABI test for AES-GCM vector coverage and architecture-specific GHASH/GCM entry points. I found no concrete indicators of install-time execution, network or exfiltration, credential access, dynamic code loading, obfuscation, persistence, or other supply-chain abuse in this file.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "aws-lc/crypto/fipsmodule/modes/internal.h",
      "hash": "blake3:11a270f113597ed12048a8f7c70305c21e4e70f9949594dc9a3715b0cfb0d75e",
      "summary": "Reviewed this C header of internal AES/GCM/XTS mode declarations and helper types. I found no concrete indicators of install-time execution, network or exfiltration behavior, credential access, dynamic code loading, obfuscation, persistence, or other supply-chain compromise in the target file.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "aws-lc/crypto/fipsmodule/modes/ofb.c",
      "hash": "blake3:36f61a6d45477ade57beeae30d5399a7289a17a164cf320dcb23e5d7bb6cbdc9",
      "summary": "Reviewed `aws-lc/crypto/fipsmodule/modes/ofb.c`, which contains a straightforward AES OFB-mode encrypt/decrypt routine that XORs input with a generated keystream and updates the IV state. I found no concrete malicious or supply-chain indicators in this file: no install-time hooks, network or exfiltration logic, credential access, dynamic code loading, obfuscation, persistence, or hidden subprocess execution.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "aws-lc/crypto/fipsmodule/modes/polyval.c",
      "hash": "blake3:e1a2fd30bdef35f4dd26d3c83c3587d8aa293d2b1632da1e408b56acdbc2067c",
      "summary": "Reviewed `aws-lc/crypto/fipsmodule/modes/polyval.c`, which is a straightforward POLYVAL implementation built from byte-reversal and GHASH primitives. I checked for install-time execution, network or exfiltration, credential access, dynamic code loading, obfuscation, persistence, and other supply-chain indicators, and found none in this file.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "aws-lc/crypto/fipsmodule/modes/xts.c",
      "hash": "blake3:0b5001e580918fff978ac8a60d1fbf8501340c01997746694a99bf20ef738133",
      "summary": "Reviewed `aws-lc/crypto/fipsmodule/modes/xts.c`, which is a conventional AES-XTS block mode implementation that performs tweak setup, block encryption/decryption, and ciphertext stealing logic. I found no concrete malicious or supply-chain indicators: there are no install hooks, subprocess launches, network or exfiltration code, credential or environment harvesting, dynamic code loading, obfuscation, or persistence behavior in this file.",
      "severity": "none",
      "confidence": "high"
    }
  ]
}