Cryptographic Implementation Audit (`offensive-crypto-attacks`)

Authorization & Scope Notice: This skill is part of the REA_Skill + claude-red Unified Security & Reverse Engineering Suite. It is designed strictly for authorized security assessments, defensive architecture reviews, vulnerability triage, bug bounty verification, and remediation engineering on software, infrastructure, and assets you own or have explicit permission to test.

Overview

Applied cryptography implementation auditing covering ECB/CBC padding oracle elimination, AEAD (AES-GCM, ChaCha20-Poly1305) nonce uniqueness, constant-time comparisons, CSPRNG usage, and Argon2id/scrypt password hashing.