Farrow, Rik <br/><br/>
Unix system security: how to protect your data and prevent intruders, Rik Farrow, eng 

 - New York, Addison-Wesley, US  1990 
 - vii,278p.  22cm 
<br/><br/><label>ISBN: </label>0201570300 
<br/><br/><label>Dewey Class. No.: </label>005.8,  / D, far