When I was in college, one of my company instructors told us students that one of the greatest barriers to making money in business was procrastination.
Since scare tactics appear to be at the very least start thinking about the issue, or what compels some people to take fix wordpress malware fix a bit more seriously, let me shoot a few scare tactics your way.
Everything you have worked for will proceed with it, should the server of your site go down. You will make no sales, get no visitors or signups to your website, and in website here short, you're out of business until you get the website back up again.
This is very handy plugin, protecting you against brute-force password-crack strikes. It keeps track of the IP address of every visite site login attempt. You can configure the plugin to disable login attempts when a certain number of my company failed attempts is reached.
You can create a firewall that blocks hackers from infiltrating your blogs. The hacker is prevented by the firewall from coming to your own files. You also have to have version of Apache. Upgrade your PHP also. It is important that your system is always filled with upgrades.
Just make sure you decide on a plugin that's current with the current version and release of WordPress, and that you can schedule, restore and replicate.