Stallings, William. <br/><br/>
Cryptography and network security :  principles and practice / 
William Stallings. 
 - 5th ed. 
 - Upper Saddle River, N.J. :  Prentice Hall,  2011. 
 - 743 p. :  ill. ;  24 cm. 
<br/><br/> Previous ed.: 2006. 
<br/><br/>
<br/><br/>
<br/><br/><label>ISBN: </label>9780137056323 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Data encryption (Computer science)<br/>Computer networks--Security measures.
<br/><br/><label>Dewey Class. No.: </label>005.82