The QNTM Blog
Deep technical articles on post-quantum cryptography, blockchain security, and why the threat is closer than most people think. Written for engineers, not investors.
Harvest Now, Decrypt Later: Why Your Blockchain Is Already Compromised
Nation-state adversaries are collecting encrypted blockchain data today. When quantum computers arrive, they will decrypt it retroactively. This is not a future problem.
Apr 9, 2026
8 min read
ML-DSA Explained: What NIST FIPS 204 Actually Is
CRYSTALS-Dilithium is now ML-DSA under NIST FIPS 204. Here is what the standard actually specifies, why lattice-based cryptography resists quantum attacks, and what the practical trade-offs are.
Apr 9, 2026
12 min read
Why Ethereum Cannot Simply Add Post-Quantum Cryptography
Hegotia will add PQC signature support to Ethereum. But 'adding support' and 'being quantum-safe' are fundamentally different problems. Here is the gap.
Apr 9, 2026
10 min read