GitHub

Caesar Cipher Encryption and Decryption Algorithm

This is a simple implementation of the Caesar Cipher encryption and decryption algorithm in Python and C++. The Caesar Cipher is a monoalphabetic substitution cipher that uses a fixed shift value to ...
insider.si.edu

History of cryptography and cryptanalysis codes, ciphers, and their algorithms John F. Dooley

Introduction: A revolutionary cipher -- Cryptology before 1500: a bit of magic -- The black chambers: 1500-1776 -- Crypto goes to war: the American Revolution -- Crypto goes to war: the American Civil ...
IEEE

Proposed triple hill cipher algorithm for increasing the security level of encrypted binary data and its implementation using FPGA

Abstract: Nowadays security becomes an important feature with the growth of electronic communication systems. In this paper, we study the security problem and present a proposed triple hill cipher ...
IEEE

An Improved Chaos-Based Stream Cipher Algorithm and its VLSI Implementation

Abstract: Recently, the growing numbers of cryptosystems based on chaos have been proposed; many of them have good statistical properties and security but low efficiency. To increase operating ...
Ars Technica

Undeterred by Blu-ray hacks, Sony unveils yet another cipher for DRM

Sony announced late last week that they have invented a new encryption mechanism known as "CLEFIA," a block cipher algorithm designed to help content producers deliver "advanced copy protection" with ...