The secure Argon2 password hashing algorithm.
>>> from argon2 import PasswordHasher >>> ph = PasswordHasher() >>> hash = ph.hash("correct horse battery staple") >>> hash # doctest: +SKIP '$argon2id$v=19$m=65536,t=3,p=4$MIIRqgvgQbgj220jfp0MPA$YfwJSVjtjSU0zzV/P3S9nnQ/USre2wvJMjfCIjrTQbg' >>> ph.verify(hash, "correct horse battery staple") True >>> ph.check_needs_rehash(hash) False >>> ph.verify(hash, "Tr0ub4dor&3") Traceback (most recent call last): ... argon2.exceptions.VerifyMismatchError: The password does not match the supplied hash
It targets Python 3.6 and newer, and PyPy3. The last version that works with Python 2.7 is 20.1.0, and the last version that works with Python 3.5 is 21.1.0.
argon2-cffi implements Argon2 version 1.3, as described in Argon2: the memory-hard function for password hashing and other applications.
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