Stallings, William <br/><br/>
Cryptography and network security  principles and practice 

 - 2nd  
 - New Delhi  Pearson  1999 
 - xvii, 569p.  23cm. 
<br/><br/><label>ISBN: </label>8178086050 
<br/><br/><label>Subjects--Topical Terms: </label><br/>DATA SECURITY
<br/><br/><label>Dewey Class. No.: </label>005.82  / STA