STALLINGS,WILLIAM. <br/><br/>
CRYPTOGRAPHY AND NET WORK SECURITY / 
WILLIAM STALLINGS. 
 - 7th ED. 
 - NEW YORK ;  PEARSON,  2020. 
 - 766 P. ; 
<br/><br/><label>ISBN: </label>
<br/><br/><label>Dewey Class. No.: </label>005.8  / WIL