7) What are the two inherent characteristics of computers that make computer security so difficult?
- A coputer does whatever it is programmed to do. This allows for anyone with enough knowledge to try and reprogram computers for their own reasons.
-A computer can do only what it is programmed to do, so it cant protect itslef from malfunctions and any trespassing or attacks from hackers.
8) Describe several different computer security techniques, and explain the purpose of each.
Biometrics: this and other physical access restircitiona allow only authorized individuals to access computers and information with fingerprints, faial recognition, iris scans, etc.
Passwords: These are words used to restrict unauthorized eprsonal fromaccessin accoutns and computers. Each individual comes up witht heri own personal password to keep others out.
Firewalls: "gates with locks" that guard against unauthorized access to an internal network.
Encryption: softawre used to scramble transmissions between computers so others cnanot read them.
Monday, January 18, 2010
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