Review rev_d2dca27f38e546ab9f57030e3f92630b

{
  "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/cipher_extra/e_chacha20poly1305.c",
      "hash": "blake3:0500ca2dfc33d8528cd8d858f8d8553806cff96f89b0389b210ae6af7f9d6646",
      "summary": "Reviewed `aws-lc/crypto/cipher_extra/e_chacha20poly1305.c`, which implements ChaCha20-Poly1305 and XChaCha20-Poly1305 AEAD/EVP cipher routines, including encryption, tag calculation, and context management. I found no concrete indicators of install-time execution, network or exfiltration behavior, credential/secret access, dynamic code loading, obfuscation, persistence, or other supply-chain compromise in this file.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "aws-lc/crypto/cipher_extra/e_des.c",
      "hash": "blake3:6e6a308ec2a5fd5e3821693fffd0957f2922fff17199a0304925b033645a3cbb",
      "summary": "Reviewed `aws-lc/crypto/cipher_extra/e_des.c`, which implements DES, 2-key 3DES, and 3-key 3DES EVP cipher wrappers around local AWS-LC DES primitives. I checked for install-time execution, network or exfiltration behavior, credential access, dynamic code loading, obfuscation, persistence, and other hidden payload indicators, and found no concrete malicious or supply-chain indicators in this file.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "aws-lc/crypto/cipher_extra/e_null.c",
      "hash": "blake3:414f7cdc99dd38fb0ec2fabecabf7009c283c7e63a11640348ccfe2f876904f5",
      "summary": "Reviewed `aws-lc/crypto/cipher_extra/e_null.c`, which defines the null EVP cipher implementation: initialization is a no-op and the cipher routine copies input to output unchanged. I checked for install-time execution, network or exfiltration behavior, credential access, dynamic code loading, obfuscation, persistence, and hidden subprocess use, and found no concrete malicious or supply-chain indicators in this file.",
      "severity": "none",
      "confidence": "high"
    }
  ]
}