Browser-based Leighton-Micali Signatures (LMS) and Hierarchical Signature System (HSS) demo per RFC 8554 and NIST SP 800-208. LM-OTS + Merkle trees + two-level HSS, with the state-management story told honestly.
cryptography lms sha-256 merkle-tree post-quantum-cryptography xmss hash-based-signatures winternitz hss digital-signatures crypto-lab hash-based-cryptography nist-sp-800-208 stateful-signatures leighton-micali-signatures hierarchical-signature-system lm-ots merkle-signatures rfc-8554
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Updated
Apr 19, 2026 - TypeScript