Hash Algorithm Reference

AlgorithmSpeedSecurityRecommendation
MD5Very Fast❌ BrokenNever for passwords
SHA-1/256Fast⚠️ Weak (unsalted)Not for passwords
bcryptSlow (by design)✅ GoodRecommended
Argon2idSlow + Memory hard✅ BestRecommended (OWASP)
scryptSlow + Memory hard✅ Very GoodRecommended