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Foundations
PBKDF2 password hashing
Derive a real key from a password with a tunable iteration count, and feel the cost difference between 1,000 and 600,000 iterations yourself.
What's happening under the hood →·Read the Password hashing & key derivation: PBKDF2, bcrypt, scrypt, Argon2 module for the full explanation →
1. Derive a key from a password
2. Verify — edit the password and see what happens