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 ...

Ancient Calculus launches on Xbox and PC, delivering a calm puzzle experience focused on decoding symbolic numbers.

The concluding words of Unsolved! are a call to action. Craig Bauer, a US mathematician and editor-in-chief of the journal Cryptologia, ends his hefty history of cryptography by noting that even as he ...

In Part I, you broke a simple cipher. Now try creating a more complex cipher. Cut out the NOVA Decoder Ring and NOVA Cipher Code Ring and the window marked INDEX. You are now going to put this simple ...

Hamster Kombat, launched in March 2024, has gained 200 million players globally due to its unique mix of fun and real rewards. Players decode daily cipher codes and solve combo card puzzles for coins.