Alexander, Joseph  <br/><br/>
Cryptography and network security 

 - London :   Ed Tech Press.,  2019. 
 - xvii, 300 p. 
<br/><br/><label>ISBN: </label>9781788826341 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer security<br/>Cryptography<br/>Network security
<br/><br/><label>Dewey Class. No.: </label>005.8 ALE