Wednesday, October 4, 2017

Update

›
1). In Soviet cipher teleprinters of WWI I, I’ve added the following: More details about the Forschungsamt solution of the Soviet cipher...
Sunday, October 1, 2017

The compromise of the Swiss diplomatic Enigma K cipher machine in WWII

›
In the course of WWII the Allied and Axis codebreakers attacked not only the communications of their enemies but also those of the neutral ...
1 comment:
Wednesday, September 27, 2017

TICOM DF-240

›
The NSA FOIA office has released the TICOM report DF-240 ‘Characteristics, Analysis and security of cryptographic systems’. Google drive l...
Sunday, September 10, 2017

NSA Early Computer History

›
Several reports on NSA cryptanalytic computers have been uploaded to the NSA website: https://www.nsa.gov/news-features/declassified-doc...
Sunday, September 3, 2017

Soviet cryptologic history

›
The following interesting articles cover important aspects of Soviet cryptologic history: The birth of Soviet cryptography Cryptana...
2 comments:
Friday, September 1, 2017

Update

›
In The Japanese FUJI diplomatic cipher 1941-43 I’ve added the following: 1).  In ‘Allied exploitation of the improved J series codes’:...
Tuesday, August 29, 2017

Info on Greek Army codes

›
In Compromise of Greek military and diplomatic communications in WWII I’ve added the following: A Greek file dated 1938 (1) mentions th...
Monday, August 21, 2017

Missing page from TICOM I-137

›
The TICOM report I-137 ‘Final report written by Wachtmeister Otto Buggisch of OKH/Chi and OKW/Chi’ that I recently uploaded was missing pag...