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.

This is a simple web application that implements the Vigenère cipher. It allows users to encrypt a message using a specific keyword. The project was created to demonstrate fundamental concepts of ...

Nahda Nabiilah is a writer and editor from Indonesia. She has always loved writing and playing games, so one day she decided to combine the two. Most of the time, writing gaming guides is a blast for ...

Pull requests help you collaborate on code with other people. As pull requests are created, they’ll appear here in a searchable and filterable list. To get started, you should create a pull request.

Introduction: In this lab activity you will use MatLab and write functions to decrypt a message that is encoded with a Vigenere cipher. This lab is available at www ...

The Vigènere Cipher is a method of encrypting alphabetic text by using a form of polyalphabetic substitution, which was developed in the 16th century by French cryptographer Blaise de Vigenère. It ...

In 1868, the mathematician Charles Dodgson (better known as Lewis Carroll) proclaimed that an encryption scheme called the Vigenère cipher was “unbreakable.” He had no proof, but he had compelling ...

Cryptography is an ancient study of secret writing. There is a wealth of literature in this field. An extremely readable book on this subject is The Code Book by Simon Singh. This is a field of study ...