Garfinkel, Simson <br/><br/>
Practical UNIX and internet security / 
Simson Garfinkel and Gene Spafford 
 - 2nd ed. 
 - Cambridge :  OReilly,  c1996. 
 - xxiv,971 p. :  ill. ;  23 cm. 
<br/><br/><label>ISBN: </label>1565921488 
<br/><br/><label>LCCN: </label>
<br/><br/><label>Subjects--Topical Terms: </label><br/>Data security<br/>Internet security<br/>Operating systems
<br/><br/><label>LC Class. No.: </label>QA76.76  / .O63G38 1996 
<br/><br/><label>Dewey Class. No.: </label>005.8  / G231