I have had two WordPress blogs hacked into previously. That was at a time when I was doing almost no internet advertising, and until I found time to handle the situation (weeks later), these sites were penalized at the major search engines. They weren't eliminated the evaluations were reduced.
I back up my blogs regularly using a plugin WP DB Backup. I will always restore my website if anything happens. I use my site to be scanned by WP Security Scan plugin that is free frequently and asks that are suspicious-looking to be blocked by WordPress Firewall to fix wordpress malware plugin.
There are ways to pull this click for more off, and many involve re-establishing databases and much more and FTPing files, exporting and copying. Some of these are very complicated, so it's imperative that you go for the one that is best. Then you may want to look into using a plugin for WordPress backups if you're not of the technical persuasion.
Keep your WordPress Setup to date - One of the easiest and most valuable tasks you can do yourself is to ensure that your WordPress installation is upgraded. WordPress provides you a notice in your dashboard, so there's really this article no reason.
Note that this step a fantastic read for setups should only try. You will also need to change all the table names inside the database if you would like to do it for existing installations.
Software: If you've installed scripts that are free such as Wordpress, search Google for'wordpress security'. You'll get tips.