I back my blogs using a free plugin WP DB Backup up. If anything happens I can always restore my website to the last settings. I use my site to be scanned by WP Security Scan free plugin regularly and suspicious-looking requests to be blocked by WordPress Firewall to fix malware problem.
This is fantastic news as it means that there their explanation is a strong community of users and developers that can further enhance the platform. Whenever there's a group of people trying to achieve something, there'll always be people who will attempt to take down them.
Keeping your WordPress website up-to-date is one of the simplest things you can do. For the last few versions, the ability to install updates has been included by WordPress. Not only that, but sites are notified whenever a new update becomes available.
Can you see that folder, what if you go to WP-Content/plugins? If so, upload that blank Get More Info Index.html file inside that folder as well so people can not view what plugins you have. Because even if your current version of WordPress is current, if you're using an old plugin or a plugin using a security hole, then someone can use that to get access.
Change admin username and your WordPress password, or your password and collect and use good WordPress security tips to keep hackers out!