Klander, Lars. Hacker proof : the ultimate guide to network security / by Lars Klander. - 1st ed. - Las Vegas, NV : Jamsa Pres, c1997. - xxii, 660 p. : ill. ; 24 cm. + ISBN: 188413355X (pbk.) : $54.95 LCCN: 98112177 Subjects--Topical Terms: Computer security.Computer networks--Security measures. LC Class. No.: QA76.9.A25 / K55 1997 Dewey Class. No.: 005.8