XorIt 

XorIt is designed to use conventional XOR encryption on keys that are the same size as the file to be encrypted.
encrypt file assembly security sinner one-time pad

CryptIt 

CryptIt is designed to use conventional XOR encryption on keys that are the same size as the file to be encrypted. CryptIt also has a ability to use removable media (USB drives, CDs, floppies) as a key code book.
encrypt file assembly security sinner one-time pad xor