history of cryptography Archives - Page 5 of 13

Entries Tagged "history of cryptography"

Page 5 of 13

Lessons learned in reconstructing the World War II-era SIGSALY voice encryption system.

Five years ago, the NSA published 23 years of its internal magazine, Cryptolog. There were lots of redactions, of course.

What’s new is a nice user interface for the issues, noting highlights and levels of redaction.

Sotheby’s is auctioning off a (working, I think) three-rotor Enigma machine today. They’re expecting it to sell for about $200K.

I have an Enigma, but it’s missing the rotors.

Interesting history.

Really good article about the women who worked at Bletchley Park during World War II, breaking German Enigma-encrypted messages.

EDITED TO ADD (7/13): There’s also a book: The Debs of Blechley Park and Other Stories, by Michael Smith.

Here is a listing of all the documents that the NSA has in its archives that are dated earlier than 1930.

This is William Friedman’s highly annotated copy of Herbert Yardley’s book, The American Black Chamber.

A fully functional four-rotor Enigma machine sold for $463,500.

Wow.

Yale University Press has published a facsimile of the Voynich Manuscript.

The manuscript is also available online.

Sidebar photo of Bruce Schneier by Joe MacInnis.