Phil Hayes
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An Evening With Colossus
Colossus Rebuild Chief Engineer Phil Hayes will guide you through the workings of the first electronic computer that was used to crack Hitler's most secret messages.
The Lorenz - what is it and how it works -- and see the newly arrived Lorenz SZ42 from Norway
Lorenz message transmission and interception
The first break - Col John Tiltman
Unravelling the architecture of Lorenz - Bill Tutte and "the greatest intellectual feat of World War II"
How some Lorenz messages were broken by hand in the Testery
Tommy Flowers and constructing Colossus
Bill Tutte's Double Delta statistical attack on the Lorenz cipher and what Colossus actually did
Tony Sale and rebuilding Colossus
Emerging research on other secret code-breaking machines at BP.
The evening will conclude with a glass of wine and demonstrations of Tunny, Heath Robinson (currently being reconstructed) and Colossus.
Phil Hayes
Bletchley Park
See all events at Bletchley Park
Bletchley Park
See all events at Bletchley Park