You can purchase security plugins to your WordPress blog. There are safety plugins out there that guarantees optimum security for your own blog. One is called fix hacked wordpress Scan. The system is continuously scanned by this plugin . Additionally, it updates the safety that the system can not be penetrated by new hackers.
You can look for software that will backup your database and files. If hackers abruptly hack your website, it is easy to restore your site with the use of your files and change.
Keep control of your online assets - Nothing is worse than having your livelihood in someone else's hands. Why take chances with something as important as your website?
Black and whitelists phrases based on which field they look inside. (unknown/numeric parameters vs. known article bodies, remark Visit Your URL bodies, etc.).
Implementing all the above will take less than an hour to complete, while making your WordPress website more immune to intrusions. Over 1 million WordPress sites were cracked last published here year, largely due to preventable security gaps. Have yourself prepared and you're likely to be on the safe side.