"Cuối cùng, một hướng dẫn thật sự hữu ích đối với an ninh Internet. Phải đọc cho bất cứ ai chịu trách nhiệm bảo vệ mạng của họ. "Nếu đó là một tác động, highigh nguy cơ, không tình hình, h tmust-không RITICAL! ISSION C của nóCông nghệ thông tin cập nhật miễn phí hàng tháng Một năm bán hàng sản phẩm nâng cấp bảo vệ kế hoạch thành viên miễn phí để | 1 YEAR UPGRADE BUYER PROTECTION PLAN Global Knowledge PROFESSIONAL REFERENCE MISSION CRITICAL INTERNET SECURITY Finally a truly useful guide to Internet security. A must read for anyone responsible for protecting their network. Mike Flannagan Network Consulting Engineer Cisco Systems Inc. FREE Monthly Technology Updates Bradley Dunsmore A Network i-Net MCDBA MCSE I CCNA Jeffrey W. Brown CISSP Michael Cross MCSE MCPS MCP I CNA TECHNICAL EDITOR Stace Cunningham CMISS CCNA MCSE CLSE COS 2E CLSI COS 2I CLSA MCPS A One-year Vendor Product Upgrade Protection Plan FREE Membership to SYNBRESS s a s y n g With over 1 500 000 copies of our MCSE MCSD CompTIA and Cisco study guides in print we have come to know many of you personally. By listening we ve learned what you like and dislike about typical computer books. The most requested item has been for a web-based service that keeps you current on the topic of the book and related technologies. In response we have created a service that includes the following features A one-year warranty against content obsolescence that occurs as the result of vendor product upgrades. We will provide regular web updates for affected chapters. Monthly mailings that respond to customer FAQs and provide detailed explanations of the most difficult topics written by content experts exclusively for . Regularly updated links to sites that our editors have determined offer valuable additional information on key topics. Access to Ask the Author customer query forms that allow readers to post questions to be addressed by our authors and editors. Once you ve purchased this book browse to soiutions. To register you will need to have the book handy to verify your purchase. Thank you for giving us the opportunity to serve you. SYNGRESS