Review rev_043daac372f94c96a9713552db5876d6

{
  "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": "src/client/ech.rs",
      "hash": "blake3:e6009ba9a52e6f057e3acd50c008895c26cbacc5ada20f4fda373cc105fb54ad",
      "summary": "Reviewed the ECH client handshake implementation and tests in src/client/ech.rs. The file builds, pads, encrypts, and verifies Encrypted Client Hello and GREASE ClientHello messages, and I found no concrete indicators of install-time execution, network or exfiltration behavior, credential access, dynamic code loading, obfuscation, or persistence in this file.",
      "severity": "none",
      "confidence": "high"
    }
  ]
}