William, Stallings, <br/><br/>
Computer security :  principles and practice / 
William Stallings and Lawrie Brown 
 - Fourth Edition 
 - 800 pages :  illustrations ;  23 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9781292220611 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer security<br/>Computer security--Examinations--Study guides<br/>Computer networks--Security measures--Examinations--Study guides<br/>Electronic data processing personnel--Certification--Study guides