I back up my blogs frequently using a free plugin WP DB Backup. I will restore my blog to the 13, if anything happens. I use my site to be scanned by WP Security Scan free plugin and WordPress Firewall to block asks that are suspicious-looking to how to fix hacked wordpress site.
Everything you've worked for will proceed with it should your site's server go down. You'll make no sales, get signups or no visitors to your website, and in short, you are out of business these details until you have the website back up again.
Is to delete the default administrator account. This is important because if you don't do it, a user name that they could attempt to crack is already known by malicious user.
Along with adding a secret key to your wp-config.php file, also think about altering your user password to something that is strong and unique. A great idea is to avoid phrases, use letters, and include numbers, although you will be told the strength of view it now your password by wordPress. It's also a good idea to change your password frequently - say once.
Do not use wp_ as a prefix for your own databases. That default is being eliminated by web hosting providers but if yours doesn't, fix wp_ to anything but that.