Enigma-e
From Chaos Communication Camp 2007
Talk about our expiriences building the Enigma DIY kit.
(In the Mononoke village, ask for Martin)
An ancient way of crypto. Used in WW II. (google "enigma" and you find more than I can mention at this place.)
Friend developted a electronic device with the same features (including sound HI) But in new technology. The design is built around in a PIC 16F873
This one I like to demonstrate :
the online machine:
http://enigmaco.de/index-enigma.html
More info about the Enigma:
http://www.chss.montclair.edu/psychology/perera/ecds.htm
More about German communication and related technologies:
Comparison of the social use of Engima as one of the first encrypting machines and the social use of modern encrypting communication tools like the encrypting p2p Chat Messenger Retroshare p2p Messenger