Main content

Beginner's Guide to Tunny.

This is part of the secret story behind one of the greatest intellectual feats of World War II, a feat that gave birth to the digital age. The super code that the British knew as Tunny was generated by a machine called the Lorenz (SZ40). Find out how the machine worked and why the Germans needed this code, which was tougher than the infamous Enigma.

Release date:


2 minutes