A store in Peekskill, New York, has an interesting encryption machine on sale. Can my readers help to find information about the background of this device?
Encryption technology of the Cold War is a very interesting, yet also difficult topic. Much of the relevant information is still classified. This is also the case for a simple German encryption device named ACP 212. Does a reader know anything about it?
The SG-41, also known as Hitler Mill, was the successor of the Enigma encryption machine. Detectorists have now found a specimen in a Bavarian forest.
A few years ago I took pictures of a rare encryption device from the Cold War era. Can a reader help to find out more about it?
Dutch collectors Paul Reuvers and Marc Simons own a simple, but carefully made cipher disk produced by Linge in Pleidelsheim. Can a reader help to find out more about this device?
The Schlüsselkasten (key box) was a small and simple encryption machine developed by the Germans in World War II. According to an NSA report, it could have changed the course of the war if it had been introduced a little earlier.