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adaptive-steganography

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systemslibrarian / crypto-lab-j-uniward

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Browser-based J-UNIWARD JPEG steganography demo — Daubechies-8 wavelet cost, full STC (h=12, 4096-state Viterbi), PBKDF2+HKDF key schedule, adaptive payload embedding, live steganalysis comparison. No backends. No simulated math.

cryptography aes pbkdf2 steganography hkdf steganalysis stc wavelet dct viterbi chi-square j-uniward crypto-lab jpeg-steganography adaptive-steganography syndrome-trellis-codes dct-analysis
  • Updated Oct 22, 2026
  • TypeScript

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