LatestJun 4, 2026·Password Hashingbcrypt vs Argon2 vs scrypt vs PBKDF2: A 2026 Decision FrameworkMost "use bcrypt" posts are from 2014. Argon2 won the Password Hashing Competition in 2015 and nobody updated. Here is the actual 2026 decision framework for picking a password hashing algorithm.Read the article →
May 24, 2026·BlockchainBlockchain Fundamentals: Hash Functions in Distributed LedgersHow hash functions make distributed ledgers possible: block identity, Merkle trees, proof-of-work, double-spend prevention, and quantum-era migration.
May 24, 2026·CryptographyChoosing the Right Hash Algorithm: A Decision FrameworkA decision framework for picking the right hash algorithm by use case: password storage, signatures, file integrity, hash tables, blockchain.
Apr 1, 2026·cybersecurityZero-Knowledge Proofs: How to Prove You Know a Secret Without Revealing the SecretThe most powerful cryptographic primitive you've never heard of. Zero-knowledge proofs prove you know something without revealing what you know, and