In my opinion, the best way to make sure that your that is secure your wordpress site is through the use of a WordPress backup plugin. This is a relatively inexpensive, elegant and easy to use way to be certain your website is available to you in the event of a disaster.
If you're among the proactive ones, I linked here might find it somewhat more difficult to crack your password. But if you're among those responsive ones, I might get you.
This is very handy plugin, protecting you against brute-force password-crack strikes. It keeps track of the IP address of every login attempt. You can configure the plugin to disable login attempts when a certain number of failed attempts is reached.
All-Rounder security plug-ins can be considered as a security checker that was full. They provide you with information concerning the weaknesses of the website and scan and check the whole website.
Free software: If you have installed free scripts like Wordpress, search Google for'wordpress security'. You'll get tips on the best way to make your WP blog protected.