In This Chapter
Establishing a security policy and framework
Understanding host security issues
Understanding network security issues
Translating computer security terminology
Keeping up with security news and updates
This chapter explains why you need to worry about security — and offers a high-level view of how to get a handle on security. The idea of an overall security framework is explained and the two key aspects of security — host security and network security — are discussed. This chapter ends by introducing you to the terminology used in discussing computer security.