I've had two WordPress blogs hacked into previously. That was in a time when I was doing almost no internet advertising, and until I found time to deal with the situation (weeks later), these sites were penalized at the major search engines. They weren't eliminated, however the ratings were reduced.
fix hacked wordpress database Watch out form entries. You can usethe information to be processed by Regexp . You can even define preloaded variables as type data in the kind of checkboxes, radiobuttons etc..
It will all start with the basics. Attempt to use passwords. Use special characters, numbers, letters, and spaces and combine them to make a unique password. You can also use usernames that aren't obvious.
Harness Scanner goes seeking anything suspicious through the files on your site comment database and place tables. You are also notified by it for plugin names that are odd. It does not remove anything, it simply warns you for threats.
As I (our fictitious Joe the Hacker) know, people have way too many usernames and passwords to remember. You have got Twitter, Facebook, your online banking, LinkedIn, two blog logins, FTP, internet hosting, etc. accounts that all come with logins and passwords you need to remember.
Do your homework and some searching, but click reference if you are pressed for time and want to get this try the WordPress safety plugin that I use. It's a relief to know that my website (and company!) are secure.