Panko, Raymond R. <br/><br/>
Business data networks and security / 
Raymond Panko, Julia Panko. 
 - 11th edition. 
 - New York :  Pearson Education,  2019. 
 - xli, 469 pages :  illustrations(chiefly color) ;  24 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>9780134817125(hbk) :  SR752.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer security.<br/>Computer networks--Security measures.<br/>Business enterprises--Computer networks.
<br/><br/><label>Dewey Class. No.: </label>005.8  / P194 2019