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 ...

This project was independently designed, coded, and documented by Sarah Mohamed as part of the DecodeLabs Cybersecurity Industrial Training Program. Every line of HTML, CSS, and JavaScript — including ...

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 ...

To decrypt the message, the process is reversed. Caesar ciphers are often shown using a Caesar cipher wheel diagram, to illustrate that when the end of the alphabet is reached it goes around again.

The 35-year-old saga of Kryptos, an enigmatic sculpture containing four encrypted messages outside the headquarters of the U.S. Central Intelligence Agency, recently took a bizarre twist.