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Computer virus:Summary of this theme

The computer virus is program which penetrate in the computer, and crack the datas on the computer.

There are many kind of virus, these days.
So,you should be careful about following points

・Not to open the web sites which looks like danger.
・Using the anti-virus software.
・Making OS the latest stage.
・Not to use the USB memory what you do not know.
・Not to open the e-mails and the attached files from unknown people.
・Not to downlod some datas from unbelieved sites.

If you are careful about them,you can make measures for compurter virus.
And also, it become muasures for other crimes in the internet, so you should do.

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