Review rev_21e8bbea5b224a438dbd8c71953b9d4a

{
  "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": "blake3:006326e5a2c306f5307b30af538a78082b19adbc2179801d10b97a6247653de6",
      "summary": "Reviewed the RIPEMD-160 implementation in aws-lc/crypto/decrepit/ripemd/ripemd.c. It is a straightforward hash routine with fixed constants and block-processing macros; I found no install hooks, network or exfiltration behavior, credential access, dynamic code loading, obfuscation, or persistence in this file.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "aws-lc/crypto/decrepit/ripemd/ripemd_test.cc",
      "hash": "blake3:fcccb95468ba755a62c2ec7138c52dcfe99bfbafd91968a64c87b66ed95e2b9f",
      "summary": "Reviewed `aws-lc/crypto/decrepit/ripemd/ripemd_test.cc`, which is a self-contained RIPEMD-160 test file covering fixed vectors, incremental update paths, and a large-buffer digest check. 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 patterns in this target file.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "aws-lc/crypto/decrepit/rsa/rsa_decrepit.c",
      "hash": "blake3:58c484fca15e8b55eedaba1617791f446aea6c82ce5cbf352bb1f12ff3ec1577",
      "summary": "This file contains deprecated RSA compatibility wrappers that forward to existing OpenSSL/AWS-LC primitives for key generation and PKCS#1 PSS/OAEP helpers. I checked for install hooks, network or exfiltration behavior, 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": "blake3:7eb474a61681596301688807a06f9ea6fe0b31d82f98566b6fa654aa4c11d6b3",
      "summary": "Reviewed `aws-lc/crypto/decrepit/x509/x509_decrepit.c`, which only defines two small X509V3 compatibility wrappers that assert `conf == NULL` and forward to the standard OpenSSL extension constructors. 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.",
      "severity": "none",
      "confidence": "high"
    }
  ]
}