argon2: argon2 (Argon2 password-hashing function) argon2: argon2: This is the reference C implementation of Argon2, the password-hashing argon2: function that won the Password Hashing Competition argon2: (see https://password-hashing.net). argon2: argon2: Argon2 is a password-hashing function that summarizes the state of the argon2: art in the design of memory-hard functions and can be used for argon2: credential storage, key derivation, or other applications. argon2: argon2: Homepage: https://github.com/P-H-C/phc-winner-argon2