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CCNA® Cisco Certified Network Associate Review Guide by Todd Lammle

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Chapter 6

Identify Security Threats to a Network and Describe General Methods to Mitigate Those Threats

The Cisco CCNA exam objectives covered in this chapter include the following:

  • Describe today’s increasing network security threats and explain the need to implement a comprehensive security policy to mitigate the threats.
  • Explain general methods to mitigate common security threats to network devices, hosts, and applications.
  • Describe the functions of common security appliances and applications.
  • Describe security recommended practices, including initial steps to secure network devices.

If you’re a sysadmin, it’s my guess that shielding sensitive, critical data, as well as your network’s resources, from every possible evil exploit is a top ...

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