Username Rules
- 5 - 25 characters.
- Letters: [a-z A-Z].
- Numbers: [0-9].
- Period: [.] No more than one.
- First & last characters must be a letter / number..
- No spaces.
Password Rules
- 7-20 characters.
- Letters: [A-Z] at least one upper case letter.
- Letters: [a-z] at least one lower case letter.
- Numbers: [0-9] at least one digit.
- At least one special character: [ !@#$%^&*_=+-].
- No spaces.