By default, the newest version of WordPress is pretty darn secure. The development team of WordPress has considered anything which may have been added to any fix wordpress malware removal plugins. Before, WordPress did have holes but now most of them are stuffed up.
Hackers don't have the capability when you got these lined up for your own security, to site here come to your WordPress blog. You definitely can have a secure WordPress account that provides big bucks from affiliate marketing to you.
For me it's a WordPress plugin. They're drop dead simple to install, have all the features you need for a job like this, and are relatively inexpensive, especially when compared to having to employ someone to get this done for you.
In addition to adding a secret key to your wp-config.php file, also think about altering your user password into something that's strong and unique. WordPress will tell you the strength of your password, but include numbers, use upper and lowercase letters, and a great idea is to avoid phrases. It's also a good idea to change your password frequently - say once every six months.
Just make sure you decide on a plugin that is up to date with release and the version of WordPress, and that you may schedule, restore and replicate.