Hash Algorithm Reference

AlgorithmSpeedSecurityRecommendation
MD5Very FastโŒ BrokenNever for passwords
SHA-1/256Fastโš ๏ธ Weak (unsalted)Not for passwords
bcryptSlow (by design)โœ… GoodRecommended
Argon2idSlow + Memory hardโœ… BestRecommended (OWASP)
scryptSlow + Memory hardโœ… Very GoodRecommended