Very large (tested for more than 2048 bits) prime number generator and tester program. This is well written and based on solid algorithms in this field. Source code is my own, used for Masters course in Cryptography. Program has easily readable and

DES key tester and output compare for VB. Based on Christophe Devine´ s DES code-DES key tester and output compare for VB. Based on Christophe Devine´ s DES code