Wells Guide to Linux networking and security / Nicholas Wells. - United Kingdom Thomson Course Technology 2003. - xix, 652p. ill. 24cm + 2 CD-ROMs (4 3/4in.) Includes index p.626 - 652 ISBN: 0619000945 Subjects--Topical Terms: Computer networks--Security measures--Examinations--Study guidesComputer security--Examinations--Study guidesOperating systems (Computers)--Examinations--Study guides Dewey Class. No.: 005.432 WEL 2003