Chapter 1 Notes

Terms

computer security	The generic name for the collection of tools designed to protect data and to thwart hackers.
network security (often Internet Security)	Tools that protect data in transit

What are three aspects of information security?
Security Attack: Any action that compromises the security of information.
Security Mechanism: A mechanism that is designed to detect, prevent, or recover from a security attack.
Security Service: A service that enhances the security of the data processing systems and the information transfers of an organization. Services make use of one or more security mechanisms.