An Introduction to Cryptography (E-Book) 

 -  Printed in the United States of America  © 1990-1998 
 - 80 P; 
<br/><br/>Chapter 1. The Basics Of Cryptography(Page-11) Chapter 2. Phil Zimmermann On PGP (Page-29) 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>(E-Book)