The aim of this paper is to trace the development of cipher-writing from the very simple devices of the Ancients to the so-called Chiffre Indéchiffrable, generally called the Vigenère Cipher. The ...

Over on YouTube, [The Modern Rogue] created an interesting video showing a slide-rule-like encryption device called the Réglette. This was a hardware implementation of a Vigenère-like Cipher, ...

It is a technique for encrypting messages consisting of only text and no special characters or numeric digits. It is a technique for encrypting messages consisting of only text and no special ...

How does one crack the world’s most famous code? The breakthroughs on Kryptos provide a guided tour through the cat and mouse game between code makers and code breakers that has defined information ...

If the entire span of human evolution is compressed into the pages of one book, most of the bookmarks and chapter changes would be found around the evolution of communication. From the exchange of ...

Secret code or foreign language? For machines, it might not matter. Without any prior knowledge, artificial intelligence algorithms have cracked two classic forms of encryption: the Caesar cipher and ...

Cryptography puts the “crypto” in cryptocurrency. It has existed much longer than our digital age and has evolved like languages over the centuries. One of the most famous uses was developed by Julius ...

Mozilla has launched Codemoji as part of its Encryption Matters campaign to teach people about privacy on the web. The Codemoji website provides an easy way to share an emoji-encoded message with ...