Review rev_92b8c036ef394977a9244e3ec3a33336

{
  "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/bn/div.c",
      "hash": "blake3:5598026c487f76ba23f6391a98fe2376e99c7d316a2338eac6974dee16b7aea8",
      "summary": "Reviewed `aws-lc/crypto/fipsmodule/bn/div.c`, which implements big-number division, modular reduction, and constant-time modular add/sub/shift helpers. I found no concrete indicators of install-time execution, network exfiltration, credential access, dynamic code loading, obfuscation, persistence tampering, or other supply-chain compromise behavior in this file.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "aws-lc/crypto/fipsmodule/bn/div_extra.c",
      "hash": "blake3:eae00a46d7c9b8a61030ce0ad399da6539ee28fba8bbae3c384cb3480b7f7baf",
      "summary": "Reviewed `aws-lc/crypto/fipsmodule/bn/div_extra.c`, which implements constant-time Barrett-style reduction helpers for `bn_mod_u16_consttime`. I checked for install-time hooks, network or exfiltration behavior, credential access, dynamic code loading, obfuscation, persistence tampering, and other hidden execution paths; none are present in this file.",
      "severity": "none",
      "confidence": "high"
    }
  ]
}