Cheswick, William R. Firewalls and Internet security : repelling the wily hacker / William R. Cheswick, Steven M. Bellovin, Aviel D. Rubin - 2nd ed. - Boston, Mass. : Addison-Wesley, c2003 - 433 p. : ill. - Addison-Wesley professional computing series . Includes bibliographical references and index ISBN: 020163466X Subjects--Topical Terms: FIREWALLS (COMPUTER SECURITY) LC Class. No.: TK5105.875 .I57 / C437F 2003