The Enigma and other famous Cipher Machines – X Die Enigma und andere bekannte Verschlüsselungsanlagen – X (Engl.)

This is the tenth year that we offer this talk topic.
There has always been a need for keeping communications secret. This forum will describe and demonstrate some of the historic machines and techniques that have been used to encipher and decipher messages and report on new discoveries in the history of cryptology.