Stallings, William <br/><br/>
Cryptography and network security  Principles and Practices / 

 - 4th ed. 
 - New Delhi :  Prentice Hall of India ,  2006. 
 - xiv+681 
<br/><br/><label>ISBN: </label>8120330188 
<br/><br/><label>Subjects--Index Terms: </label>Cryptography