Chapter 5. Adaptive Threat Defense

The Cisco Adaptive Threat Defense (ATD) initiative, announced in 2005, was designed to increase a network’s ability to identify, prevent, and adapt to security threats. The ATD consists of the following three major components:

  • Anti-X defenses

  • Application security

  • Network control and containment

The first element, Anti-X, includes traffic-inspection services that identify attacks from viruses, spyware, and URL filtering.

The core technologies of ATD include firewall, IPS (intrusion prevention system), anomaly detection, and DDoS (distributed DoS) mitigation. The second element, application security, provides protection through the use of application-level access controls, inspection, and enforcement of appropriate ...

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