Stallings, William. <br/><br/>
Cryptography and network security :   Principles and practices / 
By William Stallings 
 - 4th ed. 
 - New Delhi :  Pearson Education ,  2009. 
 - xvi, 680p.  PB :  24 cm. 
<br/><br/><label>ISBN: </label>9788177587746 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Symmetric Ciphers<br/>Public-Key Encryption and Hash Functions<br/>Network Security Applications<br/>System Security
<br/><br/><label>Dewey Class. No.: </label>005.82  / STAW