quiz9 #s 4-6

4. Identify safeguards against hardware theft and vandalism

  Hardware theft is the act of stealing computer equipment. Hardware vandalism is the act of defacing or destroying computer equipment. The best preventive measures against hardware theft and vandalism are common sense and a constant awareness of the risk. Physical devices and practical security measures, such as locked doors and windows, can help protect equipment. Passwords, possessed objects, and biometrics can reduce the risk of theft or render a computer useless if it is stolen.
Safeguards Against Hardware Theft And Vandalism Restricted access (locked doors and windows) Alarm systems Cables Locking devices for hard disk, other drives
 

5. Explain the ways software manufacturers protect against software piracy.
Software piracy is the unauthorized and illegal duplication of copyrighted software. To protect themselves from software piracy, manufacturers issue a license agreement and require product activation.

6. Discuss how encryption works, and explain why it is necessary

Encryption is the process of converting readable data into unreadable characters to prevent unauthorized access. You treat encrypted data just like any other data. That is, you can store it or send it in an e-mail message. To read the data, the recipient must decrypt, or decipher, it into a readable form.