If you don't have good protection on your site Documents can easily get lost. A few of those files may be stored in your computer and easily replaceable, but what about the rest of them? Where are you going to get them from again, if you lose them the first time? Especially for sites that have been in operation for a long time, clean hacked wordpress site is very important. Often, long-term sites have a good deal of data and have made a number of files. Recreating that all would be a nightmare, read this and not something any business owner would like to do.
Do not depend on your Web host - Many men and women depend on their web host to"do all that technical stuff for my link me", not realizing that sometimes, they do not! Far better to have the responsibility lie with you, rather than out of your control.
Exploit Scanner goes through the files on your site database, comment and post tables. You are also notified by it for plugin names that are unusual. It does not remove anything, it warns you for possible threats.
If you aren't running the latest version of WordPress, upgrade now. Leaving your site is similar to keeping your door unlocked when you leave for vacation.
The plugin should be updated to remain current with the latest WordPress release, play nice Get More Info with your other plugins and have WordPress cloning and restore capabilities. The ability to clone your website (along with regular backups) can be helpful if you ever want to do an offline site redesign, among other things.