What you need to know about virus scanners

Security experts are registering more and more attacks by malware. — Frank Rumpenhorst/dpa

In these times of rising threats on the Internet, protecting your computer from malware seems more essential than ever. Windows comes standard with anti-virus protection called Defender. Is it enough?

There's no shortage of anti-virus programmes, and the proliferation of threats seems to justify their existence: Malware is becoming increasingly dangerous, and there's no alternative to good protection. Here are a few things you should especially look for.