Stallings, William <br/><br/>
Cryptography and network security :  principles and practice / 
William Stallings. 
 - 7th ed. 
 - Uttar Pradesh :  Pearson India,  c2017, [Impression 2022] 
 - 766 p.  ill.  24 cm. 
<br/><br/><label>ISBN: </label>9789332585225 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer networks--Security measures<br/>Data encryption (Computer science)
<br/><br/><label>Dewey Class. No.: </label>005.82  / STC 2022