I have had two WordPress blogs hacked into in the past. That was at a time when I was doing very little internet marketing, and until I found time to address the situation (months later), these sites were penalised in the search engines. They were not removed, but the rankings were reduced.
By default, the newest version of WordPress is pretty darn secure. Anything that might have been added to some fix wordpress malware plugins has been considered by the development team of WordPress . Before, WordPress did have holes but most of them are filled up.
There are ways to pull off this, and many of them involve re-establishing much more and databases and FTPing files, exporting and copying. Some of them are very complicated, so it's imperative that you select the best one. If you are not of the persuasion, then you might want browse around here to check into using a plugin for WordPress backups.
Maintain control of your online assets - Nothing is worse than getting your livelihood in somebody else's hands. Why take chances with something as important as your site?
WordPress is one of the platforms for blogs and websites. While WordPress is pretty secure from the box, there are always going to be people who want to create trouble by finding a way to crack into accounts or sites to cause harm or inject hidden spammy links. That is why it's important linked here to make sure that your WordPress installation is as secure as possible.
Free software: If you have installed free scripts like Wordpress, search Google for'wordpress security'. You'll get many tips.