I have ciphertext, plaintext and what I think is the key. What encryption algorithm was used and how do I decrypt it [on hold]
I have a series of text and data files, where the one file contains plaintext and the corresponding file contains ciphertext. The length of the plaintext and the ciphertext are identical. I know that ...
Imagine something like TrueCrypt where user A can decrypt his files, or any 3 of the 10 directors in his organization can decrypt user A's files. As I understand it this is similar to the way the ...