Lost Nazi cipher manuals for machine more advanced than Enigma found after 80 years

The files include operating instructions for the SG-41, encryption rules and key tables used during the closing weeks of the war ...
La Brújula Verde

The Lost Manuals of the Most Advanced Nazi Cipher Machine of World War II Are Found in Prague — A Machine Whose Operation No One Fully Understood

For decades, the Schlüsselgerät 41 (SG-41) was a ghost in the history of cryptography. More advanced than the famous Enigma, ...
Artnet

From a Cipher Machine to Rare Documents—WWII Artifacts Hit the Auction Block

As the June 6 anniversary of D-Day approaches, Boston’s RR Auctions is offering a sale of over 170 autographs and artifacts, with some focus on World War II relics, live on the house’s website through ...