Stallings, William, <br/><br/>
Computer security :  principles and practice / 
William Stallings, Lawrie Brown 
 - Forth Edition 
 - xxii, 778 pages :  illustrations ;  24 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9780134794105 0134794109 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer security<br/>Computer networks--Security measures