Here's your chance to crack ciphers similar to those Bletchley Park's codebreakers faced during World War II. Below, we present three ciphers of different levels of difficulty, from easiest to ...

The guide offers a comprehensive list of Morse code symbols for each letter from A to Z. Each letter is represented by a sequence of dots and dashes. This resource can be useful for those learning or ...

In 1854, Sir Charles Wheatstone invented the cipher known as "Playfair," named for his friend Lyon Playfair, first Baron Playfair of St. Andrews, who popularized and promoted the cipher.

If you have ever been to the web corners where people enjoy animated creations, one mysterious symbol might be familiar to you: Bill Cipher. This menacing yellow cartoon character who sports a top ...