This project implements the Caesar Cipher algorithm using Python and Tkinter. It provides a simple graphical interface that allows users to encrypt and decrypt messages by shifting letters according ...

Abstract: The research work investigates the application of classical cryptography through the combined implementation of Playfair, Rail Fence, and Caesar ciphers in a layered encryption framework.

Abstract: With the increasing demand for secure file-sharing mechanisms, crptographic encryption combined with QR codes has emerged as an efficient and reliable approach to safeguarding sensitive data ...