insider.si.edu

The mathematics of secrets : cryptography from Caesar ciphers to digital encryption / Joshua Holden

Introduction to ciphers and substitution. Alice and Bob and Carl and Julius: terminology and Caesar Cipher ; The key to the matter: generalizing the Caesar Cipher ; Multiplicative ciphers ; Affine ...
PBS

Cryptography: Encryptions Past

NOVA scienceNOW's "Can Science Stop Crime" introduced you to Tadayoshi Kohno, a University of Washington computer scientist who's made it his mission to take over networked machines, identifying ...
GitHub

Barry-Koech254/Mono_Poly-alphabetic-cipher

This repository contains Python implementations for monoalphabetic and polyalphabetic cipher algorithms, including encryption, decryption, and analysis tools. The project explores various encryption ...
The Gazette

The Road Not Taken: Codes, cyphers and cryptography

The intriguing world of cryptography has its roots in non-standard hieroglyphics, which were discovered on the walls of an Egyptian tomb in 1900 BC. In India, around 400 BC, “substitution cipher” ...
IEEE

Hardware Aware Polyalphabetic Cipher Design Using Spin-Orbit Torque Controlled Spintronic Devices

Abstract: This brief presents a hardware-aware polyalphabetic cipher leveraging spin-orbit torque (SOT)-based spintronic devices. Utilizing the randomness and non-linear magnetization dynamics of ...
GitHub

CipherCraft - A command-line tool for classical cryptography

main.py : The main entry point of the application. ui.py : Handles all user interface elements (menus, headers, colored text). ciphers.py : Contains the implementation of the cipher algorithms. The ...
IEEE

Cryptographic Techniques

Abstract: This chapter presents several symmetric key cryptographic techniques. Symmetric encryption was the only type of encryption in use before the development of public‐key encryption in the 1970s ...