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visual-cryptography

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Visual Cryptography is a category of secret sharing where a secret image is divided into n images called as shares. Each share is a random binary pattern which is printed onto transparencies and distributed among n participants. When any k of the n transparencies of the shares are superimposed then the secret image can be perfectly reconstructed…

  • Updated Apr 29, 2017
  • Java

This project proposes a solution to enhance the security and encryption of fingerprints in authentication systems by combining visual cryptography and LSB watermarking techniques. The system encrypts each pixel of the original fingerprint image into two shares using visual cryptography, ensuring that neither share provides any clue about the origin

  • Updated Apr 29, 2024

This is a program designed to make a visual cryptography much easier. Get's an input image with extension jpg, png or bmp. Makes Byte Gray image consisting of 2 colors: black and white. And creates randomly generated pictures with dots on it(like noise). In order to get original black and white image back, we can use photoshop with exlusion opti…

  • Updated May 23, 2020
  • Java

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