A triangle presents the three principles of information security, confidentiality, integrity, and availability, which are stated on each side of a triangle. Confidentiality, representing the security goal of protecting information from unauthorized access at all stages of its life cycle, is indicated by three boxes of D V D-R devices; integrity, representing the security goal of data correctness and accuracy, is indicated by a main server; availability, representing the security goal of making sure information systems operate reliably, is indicated by two desktop units accompanied by a monitor and a keyboard, and a server.

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The window is represented by a scale with, Day 0: Vulnerability is discovered, listed on the left end, and ...

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