Martin/Keith M  <br/><br/>
Everyday cryptography 

 -  Oxford  2012 
 - 530 
<br/><br/><br/>ENGLISH 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cryptography
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>cryptography
<br/><br/><label>Dewey Class. No.: </label> / MAR