Harness-engineering security-hashing-fundamentals

name: security-hashing-fundamentals version: "1.0.0" description: Cryptographic hash functions (SHA-256, SHA-3, BLAKE3), collision resistance, preimage resistance, and correct use cases for hashing vs encryption vs MAC stability: static cognitive_mode: advisory-guide type: knowledge tier: 3 triggers:

• manual platforms:
• claude-code
• gemini-cli
• cursor
• codex tools: [] paths: [] related_skills:
• security-hmac-signatures
• security-credential-storage
• security-symmetric-encryption
• security-cryptographic-randomness
• owasp-cryptography stack_signals: [] keywords:
• hash function
• SHA-256
• SHA-3
• BLAKE3
• collision resistance
• preimage attack
• content addressing
• integrity verification
• MD5
• SHA-1 metadata: author: community state: persistent: false files: [] depends_on: []