Caesar cipher encrypt or decrypt using python The Caesar cipher is one of the simplest and oldest encryption techniques. It’s a type of substitution cipher, where each letter in the plaintext is ...

A simple **Caesar Cipher encryption and decryption tool** built in Python. The Caesar Cipher is one of the oldest and simplest encryption techniques where each letter is shifted by a fixed number.

Hashing the key will hide the encrypted key to prevent any intruder from forging the hash code, and, thus, it satisfies the purpose of security, authentication, and integrity for a message on the ...

As digital communication grows, protecting transmitted images, especially in wireless communication, is more important. This paper introduces an image encryption method that combines the Arnold ...