Cipher Mining (CIFR) just delivered one of the most consequential weeks in its history, announcing a major AI hosting deal for its Barber Lake facility and a $1.1 billion convertible note offering, ...

You could do worse than to confuse the meanings of "code" and "cipher"—even cryptographers sometime use the terms as though they had the same meaning. There is, however, a definite distinction between ...

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 most ...