There are countless blogs. Money is being made by some of us and some don't. Many of the bloggers use WordPress at the moment. You need to be certain that your blog is protected.
Besides text and the graphics you're creating, you're going to need a backup and protection alternative for your new site. rename your login url to secure your wordpress website is very significant, and if you don't protect and back up your site you can lose important data and information which may be hard to restore. You don't want to need to find this start over from scratch once you have done all that work, so make sure you're secure.
Protect your login credentials - Don't keep your login credentials where they might be found by a hacker. Store them offsite, and even offline. Roboform is for protecting them good , also. Food for thought!
You first need to create a user before you can delete the default admin account. To do this go to your WordPress Dashboard and click on User -> Create New User. Then enter all the link information you will need to enter.
Note that you should only try this last step for setups. You will also need to change the table names within the database if you would like to do it for existing installations.
Change admin username and your WordPress password, or your password and collect and utilize fantastic WordPress security tips to keep hackers out!