Browser-based Format-Transforming Encryption demo — regex compiled to a minimal DFA, exact Goldberg-Sipser ranking over the length-n language slice, FF1 with cycle-walking (NIST SP 800-38G), a live regex DPI classifier, and encryption that comes out as a phone number.
cryptography censorship-circumvention steganography regular-expressions dfa covert-channel aes-ctr deep-packet-inspection format-preserving-encryption ff1 crypto-lab format-transforming-encryption nist-sp-800-38g cycle-walking
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Updated
Sep 9, 2026 - TypeScript