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Untangle Network Security by Abd El-Monem A. El-Bawab

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Chapter 7. Preventing External Attacks

DoS attacks are increasing at an alarming rate. They are really dangerous and can affect your Service Level Agreement (SLA) and your reputation. In this chapter, we will learn how to be protected from DoS attacks using the Untangle Shield. Attackers can gain access to your network and steal critical data by exploiting known applications or operating system vulnerabilities. Intrusion Detection and Prevention Systems are used to protect against these attacks. In this chapter, we'll learn how to manage Untangle's Intrusion Prevention module. We'll also learn how to limit access from the Internet to your internal resources using Untangle's Firewall application.

In this chapter, we'll cover the following topics: ...

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