Review rev_9a9d184f27cb42f98817179c8902f806

{
  "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/fipsmodule/ec/scalar.c",
      "hash": "blake3:8104d5db1456466736ec828b68c8d3813975ff345bcd90d3c385461d44be5a86",
      "summary": "Reviewed aws-lc/crypto/fipsmodule/ec/scalar.c, which contains EC scalar arithmetic, Montgomery conversion, byte encoding/decoding, and constant-time selection/inversion helpers. I found no concrete supply-chain or malicious indicators in this file: no install hooks, network or exfiltration behavior, credential access, dynamic code loading, obfuscation, or persistence logic.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "aws-lc/crypto/fipsmodule/ec/simple.c",
      "hash": "blake3:0320ccfb85210c8e107bc7c7c9bd4d3b2f028ea5bccae3ddcdcb896aeb4bfcf2",
      "summary": "Reviewed aws-lc/crypto/fipsmodule/ec/simple.c, which implements constant-time elliptic-curve group, point, and field-element helpers plus byte conversion routines. I checked for install-time execution, network/exfiltration, credential access, dynamic code loading, obfuscation, persistence, and other hidden payload behavior, and found no concrete malicious or supply-chain indicators.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "aws-lc/crypto/fipsmodule/ec/simple_mul.c",
      "hash": "blake3:d924f15b435b765ce3f7e1f2dc81c81184b73dad4d2788b4fb507342ea9c0305",
      "summary": "Reviewed `aws-lc/crypto/fipsmodule/ec/simple_mul.c`, which implements elliptic-curve scalar multiplication, precomputation, and constant-time window selection routines in C. I checked for install-time execution, network or exfiltration behavior, credential access, dynamic code loading, obfuscation, persistence, and other supply-chain indicators, and found no concrete malicious behavior in this file.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "aws-lc/crypto/fipsmodule/ec/util.c",
      "hash": "blake3:80995d8843a40d3d46fab3c6f0baf65a278b93fd2d1f3e836cd7faaff0677ca5",
      "summary": "`aws-lc/crypto/fipsmodule/ec/util.c` contains a constant-time elliptic-curve scalar recoding helper plus extensive mathematical commentary explaining the Booth/modified-Booth encoding and the doubling-case proof. I found no concrete indicators of install-time hooks, network or credential access, dynamic code loading, obfuscation, persistence, or other supply-chain compromise behavior in the target file.",
      "severity": "none",
      "confidence": "high"
    },
    {
      "path": "aws-lc/crypto/fipsmodule/ec/wnaf.c",
      "hash": "blake3:4b7e8f7fcf264ba9caba18a8762d7438d81369146dcee33bc9512de286290ed4",
      "summary": "Implements elliptic-curve wNAF scalar recoding and batch public-point multiplication for AWS-LC. I checked it 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.",
      "severity": "none",
      "confidence": "high"
    }
  ]
}