# TODO-1: Import and print the logo from art.py when the program starts. alphabet = ['a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p ...

This repository is intentionally limited to safe, educational use. Use it only on text you own or are explicitly authorized to analyze. It focuses on classical cryptography history and ...

Introduction If you need to send a secret message to a friend, how could you prevent other people from reading it? One way is to encrypt the message—that is, use a secret code that only you and your ...

Abstract: Protection of data from cyber attacks and illegal access involves the application of cryptographic methods. Using images to encrypt and hide information, visual cryptography presents a new ...