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THE NEW THREAT LANDSCAPE: DEFENDING AGAINST NEXT-GEN ATTACKS
 New In a matter of months, the threat landscape has changed dramatically. In this lesson, learn how to thwart sophisticated attacks featuring custom rootkits, Trojans and malware designed to exploit unknown vulnerabilities. About the expert:
Lenny Zeltser is a SANS Institute instructor and noted author.
LEARN MORE: THE NEW THREAT LANDSCAPE: DEFENDING AGAINST NEXT-GEN ATTACKS
GETTING STARTED WITH INTRUSION DEFENSE
Before diving into Intrusion Defense School, test your knowledge of the basics. Joel Snyder offers an introduction to unified threat management technologies, email security devices, the latest antispam strategies and the value of information security investments.
LEARN MORE: GETTING STARTED WITH INTRUSION DEFENSE
INTRUSION DEFENSE IN THE ERA OF WINDOWS VISTA
 New This lesson examines how Windows Vista presents unique intrusion defense challenges. Peter Gregory explains how well Windows Vista security features support and extend intelligent enterprise security practices.
About the author:
Peter H. Gregory is an author and information security practitioner.
LEARN MORE: INTRUSION DEFENSE IN THE ERA OF WINDOWS VISTA
SECURITY INFORMATION MANAGEMENT SYSTEMS
 New In this lesson, learn how security information and event management can augment enterprise network management efforts.
About the author:
Tom Bowers is managing director of consulting firm Security Constructs.
LEARN MORE: SECURITY INFORMATION MANAGEMENT SYSTEMS
NETWORK PERIMETER SECURITY
In this lesson, learn about the basics of intrusion defense. Joel Snyder defines the network perimeter and the technologies crucial to success, including corporate intrusion detection systems and content filtering technologies.
About the author:
Joel Snyder is a senior partner with consulting firm Opus One in Tucson, Ariz.
LEARN MORE: NETWORK PERIMETER SECURITY
NETWORK CONTENT SECURITY
In this lesson, Joel Snyder explains how the latest antispyware and antivirus tools can secure the network edge.
About the author:
Joel Snyder is a senior partner with consulting firm Opus One in Tucson, Ariz.
LEARN MORE: NETWORK CONTENT SECURITY
UNIFIED THREAT MANAGEMENT
In this lesson, learn about the basics of unified threat management as it pertains to intrusion defense and network perimeter security.
About the author:
Joel Snyder is a senior partner with consulting firm Opus One in Tucson, Ariz.
LEARN MORE: UNIFIED THREAT MANAGEMENT
ROI OF INTRUSION DEFENSE: FINDING THE RETURN ON A SECURITY INVESTMENT
In this lesson, learn how to make cost-effective intrusion defense choices and explain to management the return on an intrusion defense or network security investment.
About the author:
Joel Snyder is a senior partner with consulting firm Opus One in Tucson, Ariz.
LEARN MORE: ROI OF INTRUSION DEFENSE: FINDING THE RETURN ON A SECURITY INVESTMENT
DEFENSE BEYOND THE NETWORK PERIMETER
In this lesson, learn how a world with no network perimeter can affect enterprise security management. Joel Snyder reviews unified threat management firewalls, intrusion detection systems and security information management tools.
About the author:
Joel Snyder is a senior partner with consulting firm Opus One in Tucson, Ariz.
LEARN MORE: DEFENSE BEYOND THE NETWORK PERIMETER
WEB ATTACK PREVENTION AND DEFENSE
 Web servers need constant hardening, testing and monitoring to prevent attackers from taking them down or taking them over. In this lesson, learn tactics, policies and best practices for keeping enterprise Web servers safe and secure.
About the author:
Michael Cobb is the founder and managing director of Cobweb Applications Ltd.
LEARN MORE: WEB ATTACK PREVENTION AND DEFENSE
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Your organization's ability to fend off spyware, computer viruses and the latest breed of information security threats hinges on the strength and cohesion of your intrusion defense and network perimeter strategy.
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