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

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. Edward Hebern of California designed ...

Edward Hebern of California designed this rotor for a cipher machine. Commercial rotary cipher machines would be introduced in the 1920s and 1930s for commercial purposes by several people in several ...

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 ...

Lost manuals uncovered in Prague explain the operation and encryption system of a mysterious Nazi machine used during World War II.

"Fritz Menzer did not just come up with this machine - he developed other machines. And he also worked on cryptanalysis machines to crack the codes of other countries. There has been no research on ...

Enigma cipher machines have endured in the minds of history buffs and cryptography hobbyists for more than a century, still discovered at dusty French flea markets and dredged up from under beach ...