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4. Which type of threat actor only uses skills and knowledge for defensive purposes?
5. Closed-circuit television can be used as both a preventative tool (to monitor live events) or as an investigative tool (to record events for later playback). Which camera is more vandal-resistant than other cameras?
9. Cameron wants to send secret messages to his friend Brandon, who works at a competitor's company. To secure these messages, he uses a technique to hide a secret message within a video. Which of the following techniques is he using?