Introduction - If you have any usage issues, please Google them yourself
Encrypted using 64 bit plaintext and a 64 bit key as input (01 string), to generate 64 bit ciphertext as output. Use the same key for encryption and decryption. Using CBC model to text encryption and decryption.
Dialogue interface: the choice of encryption or decryption, the input key, chosen plaintext or ciphertext files in directory (content for the binary,.Txt file, encryption or decryption), suggesting that finish
Output: produce ciphertext or plaintext text