ACCESS CONTROLS are methods used to restrict or allow access to certain items, such as automobiles, homes, office buildings, computers, and even a smartphone. Your first experience with access controls might have been as a child when you locked a sibling out of your room or used a locker at school. Similarly, the key to your car fits only your car so that only you can unlock and start it. The same is true of your house or apartment. You might be one of the many people who also use a special code to unlock your smartphone or tablet so no one can unlock the secured device without the code. ...
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