Okay, you got me: WordPress security isn't the sexiest way to spend your time, but it could end up being one of the most profitable! Nothing is more caustic to the lining of your stomach than having your site go down, and wondering whether or not you've lost it all.
Besides text and the graphics you're creating, you're going to require a protection and backup option for your site. fix hacked wordpress site is significant, and if you don't protect and back up your website you can lose data and information which may be hard to restore. You don't want to need to start over from scratch after you've done all that work, so make sure you're secure.
No software system is resistant to vulnerabilities and bugs. Security holes will be found and bad guys will do their best to exploit them. Keeping your software up-to-date is a good way to stave off attacks, once security holes are found, because their products will be fixed by software vendors.
You must create a new user with administrator rights, before you can delete the default admin account. To do this go to your WordPress Dashboard and click on User -> Create New User. Enter all of the information you need to enter.
Now we are getting into matters. You must rename it to config.php and modify the file config-sample.php, when you install WordPress. You will need to set up the database facts there.
Don't use page wp_ as a prefix for your own databases. Most web hosting providers are eliminating that default but if yours does not, fix wp_ to anything else but that.