The decryption of the WW2 German messages using the Enigma Code started from small beginnings but eventually involved more than 10000 people. Many performed outstanding service in this enterprise – a few paid for it with their lives. Pete's talk outlined how the Enigma machine was used, the inputs and work required and the perhaps lesser known actions of some brave and dedicated people.


 A German Enigma machine used for the encryption and decryption of messages during WWII.

It was 'broken' by up to 10,000 people working at Bletchley Park.