7.) computers have two inherent characteristics that leave them open to attack or operating error: A computer will do exactly what it is programmed to do, including revealing sensitive information. Any computer can do only what it is programmed to do.
8.)One way to reduce the risk of security breaches is to make sure that only authorized personnel have access to computer equipment. Depending on the security system, you might be granted access to a computer based on something you have&endash;a key, an ID card with a photo, or a smart card containing digitally encoded identification
something you know&endash;a password, an ID number, a lock combination, or a piece of personal history
something you do&endash;your signature or your typing speed and error patterns
something about you&endash;a voice print, fingerprints, retinal scans, or other measurements of individual body characteristics, known as biometrics
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