Review rev_77da42cafbbf43ea807e779c8d2ff644

{
  "summary": "Reviewed `aws-lc/generated-src/ios-aarch64/crypto/fipsmodule/sha256-armv8.S`, a generated ARMv8 SHA-256 implementation with a fallback scalar path and an Apple-specific hardware-accelerated path. I checked for install-time execution, network or exfiltration behavior, credential access, dynamic code loading, obfuscation, and persistence mechanisms, and found no concrete malicious or supply-chain indicators 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/generated-src/ios-aarch64/crypto/fipsmodule/sha256-armv8.S",
      "hash": "blake3:b4bbeafe6b627aac65e0b5a2dfdb79b83935297da946f12a807a0d2a504ad5ee",
      "summary": "Reviewed `aws-lc/generated-src/ios-aarch64/crypto/fipsmodule/sha256-armv8.S`, a generated ARMv8 SHA-256 implementation with a fallback scalar path and an Apple-specific hardware-accelerated path. I checked for install-time execution, network or exfiltration behavior, credential access, dynamic code loading, obfuscation, and persistence mechanisms, and found no concrete malicious or supply-chain indicators in this file.",
      "severity": "none",
      "confidence": "high"
    }
  ]
}