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Computer Viruses and Worms

Computer Viruses and Worms. By Rafael Albuernes. What is a Virus? What is a Worm? Types of Infections Origins History Future How can you protect yourself?. What is a Virus?. A virus is a small piece of software that piggybacks on real programs.

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Computer Viruses and Worms

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  1. Computer Viruses and Worms By Rafael Albuernes

  2. What is a Virus? • What is a Worm? • Types of Infections • Origins • History • Future • How can you protect yourself?

  3. What is a Virus? • A virus is a small piece of software that piggybacks on real programs. • Computer viruses are called viruses because they share some of the same traits of biological viruses.

  4. What is a Worm? • A worm is a small piece of software that uses computer networks and security holes to replicate itself.

  5. Types of Infections • Viruses • E-mail viruses • Worms • Trojan horses

  6. Origins • People create viruses • A person writes the code • Tests it to make sure it spreads properly • Designs the virus’s attack phase • Silly message or destruction

  7. History • Traditional computer viruses were first widely seen in the late 1980’s. • Factors • Spread of personal computers • Use of computer bulletin boards • Floppy Disk

  8. Future • Attacks against data systems will increase and become more and more professional.

  9. How can you protect yourself? • Install an Anti-Virus program on your computer • Install a Firewall on your computer • Close all open ports on your computer • Only use floppy’s from a trusted source

  10. Conclusion • The virus technology used by spammers is threatening to change the entire Internet into a battle field. • We must each do our part to protect our systems.

  11. Questions?

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