When you first log into a service provider, we let you know what personal information will be sent to that provider. We record that you've seen the transfer notice in a cookie so that your next login is quicker and we won't show you the notice again for about three months. However, you control how your personal information is handled and you can withdraw the record for any service provider at any time by clearing or deleting any cookies we've set in your browser with the site name login.ru.ac.za.
Under your browser's advanced Internet settings, you can clear or delete individual cookies or all the cookies that your browser has stored. Here's how to do it in several common browsers:
(Answer adapted from SAFIRE.)