Via the use of a secure your wordpress website backup plugin, the best way to make sure that your is in my view. This is a relatively inexpensive, easy and elegant to use way to be sure that your website is available to you in the event of a disaster.
An easy way to keep WordPress safe is to use a few tools that are built-in. First of all, don't allow people to list the files in your folders, run a web host security scan and automatically backup your web hosting account.
It represents a task while it's an odd term : making a WordPress copy of your website to work on offline, or in the event something should go amiss. We're not only being obsessive-compulsive here: servers go down every day, despite their promises of 99.9% uptime, and if you've had this happen to you, you understand the fear is it additional info can cause.
You can extend the plugin features with premium plugins discover this such as: Amazon S3 plugin, Members only plugin, DropShop etc.. So I think you can use it and this plugin is a good choice.
Do your homework and some searching, but if you are pressed for time and want to get this done once and website here for all, try the WordPress safety plugin that I use. It is a relief to know that my website (and business!) are secure.