Luxury car producer Rolls-Royce is equipping some of its vehicles with hidden cipher messages. Two Germans play a major role in this marketing stunt.

NKRYPT is a set of eight steel pillars bearing encrypted inscriptions, located in Canberra Australia. Here are a few photographs of this artwork, along with some basic information.

Harry Houdini (1874-1926), illusionist and pioneer of the skeptics movement, had an interest in ciphers. Can you solve two encrypted telegrams he mentioned in one of his essays?