Contact Information.</h3> <p>If you have any questions, comments, or complaints concerning our privacy practices please contact us at the appropriate address below. We will attempt to respond to your requests and to provide you with additional privacy-related information.</p> <p><a href="https://www.comptia.org/cdn-cgi/l/email-protection">[email protected]</a><br /> 1-(866)-835-8020</p> <p>If you are dissatisfied with our response, and are in the European Union, you may have a right to lodge a complaint with your local supervisory authority.