Review rev_b0ee8976792b496f9c4bb0aa57b88347

{
  "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/third_party/s2n-bignum/arm/fastmul/bignum_ksqr_16_32_neon.S",
      "hash": "blake3:c096e565d130699b8d18636315975d2b3c04d7a0232aa1971ea984b114043900",
      "summary": "Reviewed `aws-lc/third_party/s2n-bignum/arm/fastmul/bignum_ksqr_16_32_neon.S`, an ARM64 assembly routine that performs Karatsuba-style big-number squaring with register saves, local helper calls, and fixed-buffer arithmetic. I found no concrete indicators of install-time execution, network or exfiltration behavior, credential access, dynamic code loading, obfuscation, or persistence in this target file.",
      "severity": "none",
      "confidence": "high"
    }
  ]
}