Zero-Knowledge and You: A Beginner’s Guide to SPHiNX & Challenge-Response Protocols

This is a paper that Josh Hollenbeck, Pat Wilbur, and myself wrote last semester for Cryptography. Just posting it for anyone who wants to read it. We present a method for zero-knowledge, hash-based challenge-response network authentication in lieu of transmitting a password across the network. Zero-knowledge protocols, like our method, offer authentication alternatives to prevent [...]