TY - BOOK AU - Chirillo,John TI - Hack attacks denied: a complete guide to network lockdown for UNIX, Windows, and Linux SN - 0471232831 AV - QA76.9 .A25 C447H 2002 PY - 2002/// CY - Indianapolis, Ind. PB - Wiley KW - COMPUTER SECURITY KW - COMPUTER NETWORKS KW - SECURITY MEASURES N1 - Includes bibliographical references and index ER -