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Attack
2.1.1. Attack
An assault on system security that derives from an intelligent threat, i.e., an intelligent act that is a deliberate attempt (especially in the sense of a method or technique) to evade security services and violate the security policy of a system.
Attack can be active or passive, by insider or by outsider, or via attack mediator.

Proposed:
Attack can be active, resulting in the alteration of data, or passive, resulting in the release of data, by an actor.

PPT Version