👉 In cryptography, a "deviant" is an adversary who tries to break a cryptographic system. A deviant can be either a malicious actor or a non-malicious one who wants to cause harm by disrupting a cryptographic system. A deviant can create a set of messages that are designed to attack the security of a cryptosystem, and then use these messages to generate new messages that are more difficult for other users to decrypt. This process is known as "deviating" or "de