Browser-based Poly1305 MAC demo — polynomial evaluation over GF(2¹³⁰−5), constant-time tag verification, key-reuse attack visualizer, and Polynomial Stepper. Part of crypto-lab.
mac cryptography aead chacha20-poly1305 constant-time poly1305 crypto-lab message-authentication noble-ciphers key-reuse gf2-130-5
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Updated
Jul 15, 2026 - TypeScript