The following ideas will help to make your WordPress installation less hackable.

Upgrade WordPress to the latest version. If you’re using 2.7 or later, you can do this from the admin dashboard automatically by clicking on, “Please update now,” just under the header.

Make sure all your plugins are upgraded to their latest versions. You are notified on your plugins admin page whether or not your plugins need updating. Old versions can present a security risk. Read the rest of this entry