You have the ability, as you register, to choose your username. We advise that you keep the name appropriate. With this user account you are about to register, you agree to never give your password out to another person except an administrator, for your protection and for validity reasons. You also agree to NEVER use another person's account for any reason. We also HIGHLY recommend you use a complex and unique password for your account, to prevent account theft.
Also note that the software places a cookie, a text file containing bits of information (such as your username and password), in your browser's cache. This is ONLY used to keep you logged in/out. The software does not collect or send any other form of information to your computer.