Browser-based ChaCha20 stream cipher — quarter-round stepper, keystream visualizer, nonce reuse attack demo, and encrypt/decrypt playground. ARX design, no AES-NI required. Part of crypto-lab.
typescript poly1305 chacha20 stream-cipher vite nonce-reuse crypto-lab browser-demo cryptography-education arx-cipher
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Updated
Apr 8, 2026 - TypeScript