The Caesar shift method is named after Julius Caesar because he reportedly adopted the technique to send private messages to his allies. In cryptography, the Caesar cipher is known to be a type of ...

Decoder rings are using one of the simplest methods of encryption, sometimes called a rotational or shift cipher – you “rotate” or shift the alphabet a few letters to get the “encoded ...

So, for example, if you read an entire paragraph and notice that the letter D appears more often than any other, odds are that it used a Caesar cipher with a shift of 1 (making E a D in the code).