Computer Viruses.

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Presentation transcript:

Computer Viruses

Your computer gets terribly sick!  Definitions Virus A small piece of software that attaches itself to a program on the computer. It can cause serious damage to your computer. Worm A small piece of software that uses computer networks and holes in the network to replicate itself. Your computer gets terribly sick! 

Email Virus A virus sent through an email. Sometimes it goes off by simply opening the email Other ones go off by opening an attachment in the email.

Trojan Horse A computer program that claims to do one thing (it may claim to be a game) but instead does damage when you run it. It’s disguised as something else.

Boot Sector Virus: A virus that infects the start-up files. Time Bomb: Computer virus that does not cause damage until a certain date or until the system has been booted a certain number of times. Logic Bomb: Computer virus that is triggered by the appearance or disappearance of specified data.

3 Things to Protect your Computer: Anti Virus software Firewall 3. Be very careful what you download to your computer and what you open in your email.