Philip Marks

Philip C. Marks works for the US telecommunications company AT&T in New Jersey on the programming of computer systems for the financial sector. However, he is mainly known for his interest in historical cryptology . He has published a number of publications on this subject.

Act

The American high-speed variant of the Turing bomb, known internally as the "Desch bomb", is Philip Marks' special area of ​​interest

Particularly interested in it for the the Second World War used encryption methods of the Axis powers and their broken by Allied cryptanalysts especially in English Bletchley Park . Since the disclosure of the ultra secret in 1974, Philip Marks has been fascinated by the deciphering methods and machines that the British and US Americans used to “crack” German, Italian and Japanese codes. Examples are the Turing bomb and its American successor, the so-called " Desch bomb ".

Philip Marks is a member of the Crypto Simulation Group (CSG) , a group of six committed people who create simulation programs for various historical encryption machines and make them available for free download (see web links : gallery ).

Works (selection)

• Reverse roller D: Enigma's rewirable reflector - Part I . Cryptologia 25 (1), 2001, pp. 101-141.
• with Frode Weierud : Recovering the wiring of ENIGMA's reverse roller  A . PDF; 0.2 MB

Web links

• Gallery ( memento of March 13, 2008 in the Internet Archive ) of the simulation programs

Individual evidence

1. ↑ Philip Marks and Frode Weierud: Recovering the wiring of ENIGMA's reverse roller  A . P. 12. Accessed: Sept. 4, 2008. PDF; 0.2 MB ( Memento of the original from February 13, 2012 in the Internet Archive ) Info: The archive link was automatically inserted and not yet checked. Please check the original and archive link according to the instructions and then remove this notice.