9
votes
4answers
2k views

Did the German Enigma machine use multiple encryption keys?

The German Enigma machines are the key for German victories during the early years of World War II. When the Allies managed to capture few Enigma machines and decode then the face of war began to ...
12
votes
1answer
503 views

How frequently were homing pigeons used in the World Wars?

It seems that the strategic weight of specially breeded pigeons is much higher than I thought at first, based on the number of pigeons used and the effort to stop them. (In WW2 Germans even trained ...