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#PBKDF2

2 articles with this tag.

Hybrid Functions Advanced

Kerberos

Kerberos is a ticket-based authentication protocol from the 1980s that still runs most corporate networks. Learn the AS, TGS, and AP exchanges, the DER message format, and the AES encryption types of RFC 3962 and RFC 8009, with Python code that reproduces the MIT reference encodings and runs a full login.

Oct 21, 2026 40 min read

A visual representation of the PBKDF2 Algorithm

Key Derivation Functions Beginner

PBKDF2: Password-Based Key Derivation

For nearly two decades, PBKDF2's answer to password cracking was simple: make every guess expensive by repeating a hash thousands of times. Here's how it works, and why memory-hard successors like Argon2 eventually surpassed it.

Aug 4, 2026 8 min read

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