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What is the difference between a Hardlock and a Sentinel?

April 26, 2017difference hardlock Sentinel

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What is the difference between a Hardlock and a Sentinel?

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The hardlocks are the older CPD’s for windows. They are Uni-directional. They worked fine and still do on most machines. The important difference with the Sentinel is its Bi-directional, which means information can go in and out from the computer.