You can purchase security plugins . There are lots of safety plugins out there that guarantees security for your blog. One is called fix wordpress malware scanner Scan. The system is continuously scanned by this plugin for enhancing the safety. It also updates the security so that hackers can't penetrate the system.
I might find it somewhat harder to crack your password if you're among the ones. But if you're one of those responsive ones, I might get you.
Yes, you want to do regular backups of your site. I recommend at least a weekly database backup and a monthly "full" backup. More, if possible. Definitely if you make frequent additions and changes to your site. If you have a community of people that are in there all the time, great site or make changes multiple times every day, a daily backup should be a minimum.
BACK UP your site regularly and keep a copy on your own computer and storage. Back up daily if you have next a website that is very active. You spend a lot of money and time on your website, don't skip this! Is BackupBuddy, no back up plugins, widgets, your files and database. Need to move your website this will do it!
Implementing all of the above will take less than an hour to finish, while making your WordPress website this hyperlink more immune to intrusions. Sites were this past year, mainly due to easily preventable security gaps. Have yourself prepared and you're likely to be on the safe side.