By default, the latest version of WordPress is pretty darn secure. Anything which may have been added to some rename your login url to secure your wordpress website plugins has been considered by the development team of WordPress . In the past , WordPress did have holes but most of them are stuffed up.
An easy way to maintain WordPress safe would be to use a few tools. First of all, do not allow people run a web host security scan, to list the documents in your folders and automatically backup your whole web hosting account.
For me it's a WordPress plugin. They are drop dead easy to install, have all the functions you need for a task like this, and are relatively inexpensive, especially when compared to having to hire someone to get this done for you.
If you look at this web-site aren't currently running the latest version of WordPress, upgrade. Similar to maintaining your door unlocked when you leave for vacation leaving your website is.
Software: If you have installed scripts that are free search Google for'wordpress security'. You will get many tips on how to create your WP blog protected.