Review rev_4f0652b6c71843f5aaeb828ce40b557b

{
  "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/decrepit/ripemd/ripemd.c",
      "hash": "blake3:f8b438e085b8446d5361d1aba24d42128845116d7a6a6798abaf0ad159ad4e67",
      "summary": "Reviewed `aws-lc/crypto/decrepit/ripemd/ripemd.c`, which is a straightforward RIPEMD-160 implementation built around fixed round constants, state initialization, block processing, and final digest output. I checked for install-time hooks, network or exfiltration behavior, credential/secret access, dynamic code loading, obfuscation, persistence, and hidden subprocess execution, and found no concrete malicious or supply-chain indicators in this file.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "aws-lc/crypto/decrepit/ripemd/ripemd_test.cc",
      "hash": "blake3:e68530fd4351ca26540a1c9d76f0405c0fb8bb49a706d5361606d512b9a39626",
      "summary": "Reviewed `aws-lc/crypto/decrepit/ripemd/ripemd_test.cc`, which is a RIPEMD-160 test harness that runs fixed known-answer cases and a million-'a' digest check. I found no concrete indicators of install-time execution, network or exfiltration, credential access, dynamic code loading, obfuscation, or persistence behavior in this target file.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "aws-lc/crypto/decrepit/rsa/rsa_decrepit.c",
      "hash": "blake3:641d60f978e700c3176a53dd50f8888e0131e9be2e239a51202354d9e5edbdbb",
      "summary": "Reviewed a small RSA compatibility shim that forwards legacy RSA keygen and PKCS#1 PSS/OAEP entry points into AWS-LC primitives. I checked for install-time execution, network/exfiltration, credential access, dynamic code loading, obfuscation, and persistence logic, and found no concrete malicious or supply-chain indicators.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "aws-lc/crypto/decrepit/x509/x509_decrepit.c",
      "hash": "blake3:32ef60ce89b3b40199924398439f38f1639ca470ebeccfed1248bbaa34527551",
      "summary": "Reviewed `aws-lc/crypto/decrepit/x509/x509_decrepit.c`, which only defines two thin OpenSSL X509V3 wrapper functions that assert `conf == NULL` and forward to existing library entry points. I checked for install-time behavior, network or exfiltration, credential access, dynamic code loading, obfuscation, and persistence mechanisms in this file and found no concrete malicious or supply-chain indicators.",
      "severity": "none",
      "confidence": "high"
    }
  ]
}