Herbert O. Yardley, one of the greatest authorities on secret codes and ciphers in the 1920s, was inducted into the NSA Hall of Honor posthumously in 1999. He is also the author of The Chinese Black Chamber.
Might have been a good book back in its day but falls short of information.Published 9 months ago by Wrinkles
Yardley basically invented USA code and cipher decrypting during World War I. He recruited the smartest scholars he could find -- and learned quickly that what he needed were men... Read morePublished 10 months ago by Classic Movie Fan
I read this book twice, loved the history of a brilliant man at that agency. It should be read by everyone so as to see that our Government does not forget and reduce this industry... Read morePublished 16 months ago by Patrick J. Tiernan
I really enjoyed reading this book. It hits on many different topics, through a couple centuries. Yardley has very good penmanship, and a very easy reading, IMO. Read morePublished 19 months ago by Jason Luedtke
A real insight into the spying the US government has been doing on its citizens, and others, for over 100 years. Read morePublished on August 7, 2013 by Daniel G. Bambery
Both a historic and technical overview of American cryptography pre-WW2, the author tells stories of both manual decryptions and political impacts of the effort. Read morePublished on July 21, 2013 by John Herring