Review rev_d18681adb6aa4397b8e243bf40666d31

{
  "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/generated-src/ios-aarch64/crypto/fipsmodule/bn-armv8.S",
      "hash": "blake3:563ec8a3ce5586d9bf5c7f3894fe1127b1962b501b14a685837c15b58e678cce",
      "summary": "Reviewed `aws-lc/generated-src/ios-aarch64/crypto/fipsmodule/bn-armv8.S`, which is a generated AArch64 assembly implementation of big-number add/sub helpers (`bn_add_words` and `bn_sub_words`) for Apple targets. I checked for install hooks, network or exfiltration behavior, credential access, dynamic code loading, obfuscation, persistence, and other hidden payload indicators, and found none in this file.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "aws-lc/generated-src/ios-aarch64/crypto/fipsmodule/ghash-neon-armv8.S",
      "hash": "blake3:55a961b684665813905a0f688e3995b956f0fc914503daa09ccb2cd33cdcc994",
      "summary": "Reviewed the generated AArch64 Apple assembly in `aws-lc/generated-src/ios-aarch64/crypto/fipsmodule/ghash-neon-armv8.S`. It appears to be a straight GHASH/GCM implementation using NEON arithmetic and constant tables only; I found no concrete indicators of install-time execution, network/exfiltration, credential access, dynamic code loading, obfuscation, persistence, or other supply-chain compromise behavior in this file.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "aws-lc/generated-src/ios-aarch64/crypto/fipsmodule/ghashv8-armx.S",
      "hash": "blake3:0a3f816dade3d258ec53e933ebf2e48f1d31e31805d4d6f256de3af84dbbac34",
      "summary": "Reviewed this generated AArch64 Apple assembly file for GHASH/GCM routines in aws-lc. It is a straight cryptographic implementation with no concrete indicators of install-time execution, network or exfiltration behavior, credential access, dynamic code loading, obfuscation, or persistence tampering.",
      "severity": "none",
      "confidence": "high"
    }
  ]
}