Computer Security Policies and SunScreen Firewalls

From the Inside Flap
PrefaceThis BookÕs FocusComputer Security Policies and SunScreen Firewalls focuses on the development of security policies and how the SunScreenª EFSª and the SunScreenª SPF-200 firewall products can be used to implement security policies.This book focuses mainly on information protection as a reason for establishing a security policy, and on protecting information against electronic threats from outside an organization or from inside an organization. As such, it is concerned primarily with network security, rather than other aspects of security, such as physical security.Who Should Read This BookThe intended audience for this book includes IS or IT managers, network planners, MIS managers, system administrators, and anyone involved with planning or implementing a security policy. This book assumes a working knowledge of networking and UNIX¨. No specific background in security is required. How This Book Is OrganizedThis book contains the following chapters and appendices:¥ChapterÊ1, ÒWhat Is a Security Policy?Ó¥ChapterÊ2, ÒFirewalls as Part of Your Security StrategyÓ¥ChapterÊ3, ÒSecurity Concepts and the Technology Behind ThemÓ¥ChapterÊ4, ÒHow the SunScreen Firewalls WorkÓ¥ChapterÊ5, ÒManaging SunScreen FirewallsÓ¥ChapterÊ6, ÒTranslating Your Security Policy to Your SunScreen FirewallsÓ¥AppendixÊA, ÒScenarios with the SunScreen EFS FirewallÓ¥AppendixÊB, ÒResourcesÓReferences to the SunScreen product in this book apply to both the SunScreen EFS and SPF-200 products, unless stated otherwise.For purposes of this book, there are no differences between the domestic or export versions of the SunScreen products, that is, everything discussed in this book can be done with a global version and with an export-controlled version of the product, unless specifically stated otherwise.


Back Cover Copy
Protect your network with SunScreen™ firewalls! Plan and implement a network security policy that works. SunScreen™ EFS, SPF-200, and SKIP products. Sample policies and resource lists. This is a concise guide to building tough network security policies that work. It starts with detailed coverage of evaluation and planning, appropriate delegation of responsibilities, implementation, and the role of firewalls. Next, it introduces Sun Microsystem's flagship security products, the SunScreen™ EFS firewall, designed for high-security enterprise networks, and the SunScreen™ SPF-200 firewall, designed as a high-security “stealth” firewall. It also covers the powerful SKIP encryption and key management capabilities, which enable any user to achieve secure, authenticated communication. Developing a security policy from the ground up. Key security concepts and underlying technologies, including authentication, key management and access control. Using SunScreen™ firewalls as part of a coordinated security solution. Administering SunScreen™ EFS and SPF-200 firewalls. Includes a complete sample security policy. Learn how to translate your security policies into rules-based protection on your SunScreen™ firewall. Understand what rules are; how to create, review and test them; and how SunScreen™ firewalls process them. Next, discover specific techniques for maximizing firewall performance and protecting against denial-of-service attacks. Whether you're a security professional, network planner, administrator or sysadmin, SunScreen™ firewalls and this book give you practical tools and information for protecting your entire organization.


About the Author
KATHRYN M. WALKER is a Senior Technical Writer in the Internet Commerce and Security Group at Sun Microsystems, Inc. She has worked in the field of Technical Communication for 18 years, specializing in computer networking, security, and compilers. LINDA CROSWHITE CAVANAUGH is a Documentation Architect and Technical Publications Manager for Sun Microsystems, Inc. She was a founding member of Sun's Internet Commerce group, which produced the first SunScreen product, SunScreen SPF-100, in 1995.


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This is a concise guide to building tough network security policies that work. It starts with detailed coverage of evaluation and planning, appropriate delegation of responsibilities, implementation, and the role of firewalls. Next, it introduces Sun Microsystem's flagship security products, the SunScreen EFS firewall, designed for high-security enterprise networks, and the SunScreen SPF-200 firewall, designed as a high-security "stealth" firewall. It also covers the powerful SKIP encryption and key management capabilities, which enable any user to achieve secure, authenticated communication.


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