CHAPTER 5: Access Controls

ACCESS CONTROLS are methods used to restrict and allow access to certain items, such as automobiles, homes, computers, and even your smartphone. Your first experience with access controls might have been as a child when you locked a brother or sister out of your room or used a locker at school. Similarly, the key to your car fits only your car, so only you can unlock and start it. The same is true of your house or apartment. Many people also use a special code to unlock a smartphone or tablet. No one can unlock the phone or tablet without the code. Or maybe you can’t view certain channels on your television without a security code.

Access control is the process of protecting a resource so that it is used only by ...

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