Thorsteinson, Peter, <br/><br/>
NET Security and Cryptography : 

 -  Prentice Hall Professional,  2004. 
 - 500 pages 
<br/><br/><label>ISBN: </label>9780131008519 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computers.
<br/><br/><label>Dewey Class. No.: </label>005.8  / THO