What is antivirus software?
■ What is antivirus software?
Antivirus software are different use. I teach representative software.
pattern matching style
It compares the update file and virus file. It checks virus list so it takes effect the known virus. But it is weak to unknown virus.
check sum style
It searches a file before changes and after changes. It deals with unknown virus but it can’t stop virus.
It checks sign of changing file. So strange file report on your computer. But it sometimes mistakes normal program danger program.
These program needs to adapt your computer. It has chemistry to your computer. You should install trial version and check chemistry.
Are there countermeasures?
Summary of this theme
・What is computer virus?
・Why the computer virus is dangerous?
・What kind of computer virus?
・Are there countermeasures?
・What is antivirus software?
・Summary of this theme
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