You can purchase security plugins . There are security plugins out there that guarantees security for your blog. One is known as fix wordpress malware plugin Scan. This plugin scans the system for enhancing the security. So that the system can not be penetrated by new 9, it also updates the security.
Don't make the mistake of believing that your hosting company will have your back as far as WordPress copies go. Not always. It has been my experience that the company may or may not be doing backups while they say they do. look what i found Why take that kind of chance?
You should also place the"Anyone Can Register" go to my blog in Settings/General to away, and you should have some sort of spam plugin. Akismet is the old standby, the one I use, but there are lots of them these days.
It's really sexy to fan the flames of fear. That is what bloggers and journalists and politicians and public figures mostly do. It's great for readership and it brings money. Balderdash.
Change your password, often, or at least your WordPress admin and password username and read the article collect and utilize other good WordPress security tips to keep hackers out!