Tibbs, Richard W creator Oakes, Edward B text ### Upper Saddle River, NJ Pearson/Prentice Hall c2006 2006 monographic eng xxii, 442 p. : ill. ; 24 cm Richard W. Tibbs, Edward B. Oakes Includes bibliographical references (p. 427-433) and index Computer networks - Security measures Computer security Extranets (Computer networks) Firewalls (Computer security) 005.8 TIB 9780131547315 2005012530 ACL 191130