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TICSA TruSecure™ ICSA Certified Security Associate Exam TU0-001 by Shawn Porter, Debra Littlejohn Shinder, Mike Chapple

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Chapter Summary

In this chapter, we review two major pieces used in bolstering network security: firewalls and virtual private networking. Firewalls provide security by inspecting packets as they arrive and leave the firewall interface. Firewalls can be implemented in several different ways, and there are a number of different firewall architectures that can be implemented, depending on organizational requirements.

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