Ciampa, Mark D. <br/><br/>
Security+ guide to network security fundamentals / 
Mark Ciampa 
 - 4th ed. 
 - Boston, MA :  Course Technology, Cengage Learning,  2012 
 - xxvi, 628 p. :  ill. ;  24 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>9781111640125 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer networks--Security measures--Examinations--Study guides