I've had two WordPress blogs. That was in a time when I was doing almost no internet advertising, and until I found time to deal with the situation (weeks later), these sites were penalized at the major search engines. They were not eliminated, however the evaluations were reduced.
Since scare tactics appear to be at least start thinking about the issue, or what compels some people to take secure your wordpress site a bit more seriously, allow me to shoot a scare tactics your way.
Everything you've worked for will proceed with this, should the server of your site go down. You'll make no sales, get signups or no traffic to your site, until you have the website back up 32, and in short, you are out of business.
You first 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 the information you will need to enter.
Another useful site step to take to make WordPress more secure is to always upgrade WordPress. The main reason behind this his comment is here is that there also come fixes for security holes making it essential to upgrade.
However, I recommend that you set up the Login LockDown plugin in place of any.htaccess controls. From being permitted after three unsuccessful login attempts from a specific IP address for one hour, login requests will stop. You can access your admin panel whilst away from your workplace, and yet you still have good protection against hackers if you do so.