or (c) it is required to do so by law. OpenZeppelin reserves the right to terminate Free Users’ access to Defender without notice if your account goes unused for a period of 60 days or longer.</p> <p>9.5 OpenZeppelin may suspend your access to any Services, including Defender, immediately if: (a) you have undisputed amounts more than 30 days past due. (b) there is reason to believe that your use of Services is fraudulent, or that you or any of your users are using the Services in a way that creates a security vulnerability or may disrupt others’ use of the Services.