You can purchase security plugins . There are lots of security plugins out there that promises security for your own blog. One is known as fix wordpress malware removal Scan. This plugin scans the system for enhancing the security. Additionally, it updates the safety that hackers can't penetrate the system.
A simple way is to use a few tools. To begin with, do not allow people to list the documents in your folders, run a web host security scan and automatically backup your entire web hosting account.
Recently, the site of Reuters was murdered by an unknown hacker and published a news article that was fake. Their reputation is destroyed due to what the hacker did since Reuters is a news site. If you do not pay attention on the security of your WordPress 20, Something similar may happen to you.
You may extend the plugin features with premium plugins like: Amazon S3 plugin, Members only plugin, DropShop etc.. I think this plugin is a fantastic choice and you can use it.
Change your WordPress password and admin username, or your password and collect and utilize good more WordPress safety tips to keep hackers out!