The rackety life of the great Dutch master comes to vivid life in these marvellous drawings So, after 10 long years, the Rijksmuseum in Amsterdam has reopened – and what a wondrous sight it must be.

UK intelligence agency GCHQ has celebrated its centenary year by releasing emulators for famous code cipher and code breakers used in World War II. Last week, GCHQ said on Twitter that the public can ...

Before and during World War II, British cryptologists developed variations on the commercial ENIGMA cipher machine. These were used to encrypt and decrypt messages so that communication could be sent ...