You may need to provide an ID, username, password or other sign-on credentials and when doing so. You must ensure that you keep your sign-on credentials secret and that you do not disclose them to anyone – as you are responsible for all activities undertaken under your sign-on credentials.</p> <p>15. It is your responsibility to notify TA immediately of any unauthorised use of your sign-on credentials as soon as you become aware of it.</p> <p>16.