фото показано с : bitcoints.com

During the late 1980s, around the fall of the Soviet Union, there was heavy activism in the nuclear disarmament movement.
Zimmermann, a software engineer, was deeply involved, even going to prison at various points with Carl Sagan and Daniel Ellsberg.
That we always had the expectation of a private communication with another person and no third party involved.
This book includes many code samples for cryptographic algorithms with explanations and is a standard text in the field.
With that case in mind, Zimmermann told MIT Press that he wanted to publish a second book with the code for PGP.

267 +