Stallings, William. <br/><br/>
Cryptography and network security :  principles and practice / 
William Stallings. 
 - 7th ed.  Global edition 
 - Boston :  Pearson  2017 
 - 766 p. 
<br/><br/><label>ISBN: </label>01292158587 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer networks--Security measures.<br/>Cryptography.
<br/><br/><label>LC Class. No.: </label>TK5105.59  / .S73 2017 c. 1