Garfinkel, Simson <br/><br/>
Practical unix and internet security 

 - 3 
 - Navi Mumbai  Shroff  2003 
 - xxx, 956p.  
<br/><br/><label>ISBN: </label>8173666830 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cryptography<br/>Internet security <br/>Security -- Network security<br/>Unix -- Computer security