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Hello .. I am trying to open an encrypted file, and then pass it to my decryption method to decrypt it and display the text on the screen .. I'm getting a null! This is my decrypt code: [CODE] public String decrypt(String encrypted) { StringBuilder decryption = new StringBuilder(); for(int … |
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Hello.. I am working on this project which is to use a matrix to encrypt a string& a text file and to decrypt them as well. The matrix that I need to use is this one, but I still don't know how to make it shift each character to the … |