"It was unfair because I was using a modern PC, while Colossus was created more than 60 years ago," he said. "It really is astonishing and humbling that the world's first programmable, digital ...

The images from intelligence agency GCHQ shows Colossus in full working mode as it was used by spies at Bletchley Park and played a key role in ending the Second World War. They have been released to ...

It played a pivotal role in cracking Nazi codes during the Second World War. But yesterday the Germans finally got the better of Britain's Colossus codebreaking computer. The rebuilt machine had been ...

Colossus is widely recognised as being one of the first recognisably modern digital computers and was developed to read messages sent by the German commanders during the closing years of WWII. It was ...

Colossus had been designed by the engineer Tommy Flowers to determine the settings used on the Lorenz machine, which encrypted messages with greater complexity even than the Enigma device. When ...

Testimonials from the last living engineers who worked on the wartime code-cracking machineColossus have been gathered for a film celebrating their work, external. The codes cracked by the device ...

A code-cracking computer developed during the Second World War to intercept encrypted Nazi messages has returned to action. Colossus, the world's first programmable digital computer, will try to ...

The Mark 2 Colossus used 2,400 valves to help it crack messages sent by German generals The 70th anniversary of the pioneering Colossus computer is being celebrated at Bletchley Park. The machine was ...

The rebuilt Colossus will be surrounded by a new gallery telling the story of its development It was the world's first programmable computer, invented by the codebreakers at Bletchley Park in World ...