security architectureA term used by the Symantec Security Response Center to refer to a plan and set of principles that describe the security services that a system is required to provide to meet the needs of its users, the system elements required to implement the services, and also the performance levels required in the elements to deal with the threat environment.
Also see The Difference Between a Virus, Worm and Trojan Horse in the Did You Know? section of Webopedia.
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