Backing up your blog regularly also assists in procuring from fix hacked wordpress database hackers. You must keep a copy of your files hide away in system so that you can be certain of your database. This makes you a protected files that serves you in times of down is the machine. Hackers are not as likely to steal from a secured back up system.
The one I recommend, and the approach, is to use one of the password generation and storage plugins available on your browser. RoboForm is liked by people, but I think after a trial period, you need to pay for it. I use the free version of Lastpass, and I recommend it for those who use Firefox or Internet Explorer. That will generate passwords for you.
A snap to move - If, for some index reason, you need to relocate your website, like a domain name change or a new hosting company, getting your files at your fingertips can save you oodles of time, hassle, and the demand for tech help.
Black and whitelists phrases based on which field they look within, in a page request. (unknown/numeric parameters vs. known our website post bodies, comment bodies, etc.).
There is another problem you have with WordPress. People always know where they can login and they also could just drop by with your login form and try outside a different combination of passwords and user accounts. In order to stop this from happening you want to set up Login Lockdown. It is a plugin that only allows users to attempt and login with a password three times. After that the IP address will address be banned from the server for a specific timeframe.