Garfinkel, Simson. <br/><br/>
Practical unix and internet security 
Simson Garfinkel, Gene Spafford, and Alan Schwartz.. 
 - 3rd. ed.. 
 - New Delhi  Shroff Publishers  c2003. 
 - xxix, 956p.: ill.; 23cm. 
<br/><br/><label>ISBN: </label>8173666830 
<br/><br/><label>Subjects--Topical Terms: </label><br/>UNIX (Computer file) Operating systems (Computers)  Computer security.  Internet. 
<br/><br/><label>Dewey Class. No.: </label>005.43028558  / G18P