I back my blogs using a free plugin WP DB Backup up. I will restore my website to the settings if anything happens. I use my site to be scanned by WP Security Scan plugin that is free regularly and suspicious-looking requests to be blocked by WordPress Firewall to fix hacked wordpress database.
Truth is, if a master of this script targets your own website, there is no way. What you are about to read below are some measures you can take to minimize the threat. If your WordPress site is well protected odds are a hacker would prefer picking another, simpler victim.
Exclude pages - This plugin adds a checkbox,"include this page in menus", which is checked by default. If you uncheck it, the page will not appear in any listings of pages (which includes, and is usually limited to, your page navigation menus).
In addition to adding a secret key to your wp-config.php document, also think about altering your user password into something that's strong and unique. WordPress will tell you the strength of your password, have a peek at this site but a good tip is to avoid common phrases, use letters, and include amounts. It's also a YOURURL.com good idea to change your password regularly - say once.
Oh . And by the way, I talked about plugins. Make sure it's a safe one, when you get a plugin. Don't install any plugin because the owner is saying on his site that plugin can help you do this or that. Maybe use perhaps, or a test site to check the plugin get a software engineer to analyze it. This way isn't a threat for your organization or you.