Last year and a half educated us that WordPress security should not be taken lightly by any means. Between 15% and 20% of the planet's high traffic sites are powered by WordPress. The fact it is an Open Source platform and everybody has access to its Source Code makes it a tempting prey for hackers.
clean hacked wordpress site Watch out form submissions. You may useRegexp to process the data from forms. You can even define preloaded factors as form data in the form of checkboxes, radiobuttons etc..
You can search. If your site is suddenly hacked by hackers, it is easy to restore your site with the use of your backup files and change.
For me it's a WordPress plugin. They are drop dead simple to install, have all the functions you navigate here need for a job such as this, and are relatively cheap, especially when compared to having to employ someone to get this done my sources for you.
Note that this last step for new installations should try. If you would like to do it for installations, you will also need to change all the table names inside the database.
Software: If you've installed scripts search Google for'wordpress security'. You'll get many tips on how best to create your WP blog find this secure.