Bletchley Park: Breaking The Enigma

The sine qua non of the war effort at Bletchley Park was the need to break the German Enigma machine. The Enigma was basically a mechanical cipher machine that was used by every German military (and some civilian) sectors  to transmit messages about troop movements, bombings, battle plans, Uboats, and other German war tactics. The … Read more

Bletchley Park: Codebreaking Tradecraft

Those of you who know more than I do about codebreaking (and that’s likely most of you reading this) know this already. But I didn’t, so for myself and others who don’t, there are six basic steps to codebreaking, as practiced in Bletchley Park during the War. The signage at Bletchley explains: “If you can … Read more

Bletchley Park: “Setting the Scene” — Part 2

As the war progressed, so did the work at Bletchley, particularly after Alan Turing developed the Ultra. And all in total secrecy. It’s amazing to think that over 10,000 people worked at Bletchley over the war years, but no one knew. The secrecy was impenetrable — something that would probably be impossible today. And it … Read more