Computer network and security 
3G E-learning. 
 - Second Edition. 
 -  3G E-Learning LLC.  2022 
 - xiii, 430 pages 
<br/><br/>
<br/><br/><label>ISBN: </label>978-1-984658-93-7 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer networks -- security measures.
<br/><br/><label>Dewey Class. No.: </label>005.8 C7383 2022