Anyone using a self hosted WordPress site, needs to be aware of this Bot Attack going on. Please read the above article and making sure you have a Lockout Plugin for brute force attacks, and make sure your password is a Strong password. A strong Password should include at one of each of the following:
- Lower Case Letter
- Upper Case Letter
- Numeric character
Also the letters in it should not make a known word. Also it should be a minimum of 8 characters.