Two parties communciacting through sockets using ZMQ
The sender sends an encrypted message associated with its mac for authentication.
The receiver decryptes the message and verifies it using the mac received.
Implementing the following modes of operation of DES
- Electronic Codebook (ECB)
- Cipher Block Chaining (CBC)
- Cipher Feedback (CFB)
- Counter (CTR)
Using HMAC for message authentication