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• What is a computer security risk?

  Action that causes loss of or damage to computer system.
• What is a virus?

  A potentially damaging computer program.
• How does a worm differ from a virus?

  A worm copies itself repeatedly, using up resources.
• What is a Trojan horse in computer security?

  A program that hides within or looks like a legitimate program until triggered.
• What happens when a Trojan horse is triggered?

  It delivers a destructive event when you open a file or run an infected program.
• How does a virus spread through an e-mail message?

  Unscrupulous programmers hide a virus in a Word document attached to an e-mail.
• What should users do if they do not recognize the sender of an e-mail message?

  They should delete the e-mail message to avoid infection.
• What does an antivirus program do to inoculate a program file?

  It records information about the program and attempts to remove any detected virus.
• What is a virus signature?

  A specific pattern of virus code also called a virus definition.
• What is the primary function of an antivirus program?

  To identify and remove computer viruses.
• How can you protect your system from a macro virus?

  Set macro security level in applications that allow macros.
• What are some tips for preventing virus, worm, and Trojan horse infections?

  • Install a personal firewall program
  • Delete infected e-mail attachments immediately
  • Set macro security in programs
  • Never open unexpected e-mail attachments
  • Install antivirus programs on all computers
  • Check downloaded programs for viruses
• What is a denial of service attack?

  An assault that disrupts computer access to an Internet service.
• What is a back door in computer security?

  A program that allows users to bypass security controls.
• What is spoofing in network security?

  Makes a network transmission appear legitimate.
• What is IP spoofing?

  When an intruder fools a network into believing its IP address is trusted.
• What is a firewall?

  A security system that prevents unauthorized intrusion.
• What is a user name?

  A unique combination of characters that identifies a user.
• What is hardware theft?

  The act of stealing computer equipment.
• What is hardware vandalism?

  The act of defacing or destroying computer equipment.
• What is a biometric device?

  A device that authenticates a person's identity using personal characteristics.
• What is a personal firewall utility?

  A program that protects a personal computer from unauthorized intrusions.
• What is software theft?

  The act of stealing or illegally copying software.
• What is encryption?

  The process of converting plaintext into ciphertext to safeguard information.
• What is a license agreement?

  The right to use software under specified conditions.
• What is a certificate authority (CA)?

  An authorized entity that issues and verifies digital certificates.
• What is Secure Sockets Layer (SSL)?

  A protocol that provides encryption of data between client and server.
• What is a backup?

  A duplicate of a file, program, or disk.
• What is a surge protector?

  A device that protects computer equipment from electrical disturbances.
• What is computer ethics?

  Moral guidelines that govern the use of computers and information systems.
• What is information privacy?

  The right of individuals to deny or restrict the collection of their information.
• What is spyware?

  A program placed on a computer without the user's knowledge.
• What is adware?

  A program that displays online advertisements.
• What is spam?

  An unsolicited e-mail message sent to many recipients.
• What is content filtering?

  The process of restricting access to certain material on the Internet.
• What is computer forensics?

  The discovery, collection, and analysis of evidence found on computers.
• What is phishing?

  A scam that attempts to obtain personal and financial information.
• What are some health concerns of computer use?

  Computer vision syndrome, repetitive strain injury, and carpal tunnel syndrome.
• What is green computing?

  Reducing electricity and environmental waste while using computers.
• What is a computer security risk?

  An action that causes loss of or damage to a computer system