I back my blogs frequently using a free plugin WP DB Backup up. I can always restore my blog to the last 13, if anything happens. I use my blog to be scanned by WP Security Scan free plugin and requests that are suspicious-looking to be blocked by WordPress Firewall to fix malware problem.
The more powerful approach, and the her response one I recommend, is to use one of the creation and storage plugins available on your browser. I believe after a trial period, you have to pay for it, although RoboForm is liked by many people. I use the free version of Lastpass, and I recommend it for those of you who use Firefox or Internet Explorer. That will generate passwords for you.
There is a section of config-sample.php that is headed"Authentication Unique Keys." There are. A see this here hyperlink is within that section of code. You need to enter that link into your browser, copy the contents that you return, and then replace the keys you have with the unique, pseudo-random keys provided by the site. This makes it harder for attackers to automatically create a"logged-in" cookie for your website.
You can extend useful site the plugin features with premium plugins such as: Amazon S3 plugin, Members only plugin, DropShop etc.. I think this plugin is a fantastic option and you can use it for free.
Change your WordPress admin and password username, or your password and collect and use other good WordPress security tips to keep hackers out!