Validation Please enter CeDiD(not case sensitive) Related Pages CeDiploma Features Learn more about the security features of a CeDiploma or CeCertificate Credential Overview Learn more about the CeDiploma and CeCertificate CeCredential Frequently Asked Questions View commonly asked questions about the CeDiploma or CeCertificate Apostille: An Apostille may neither be required nor necessary. The CeDiploma has legal standing, is non-repudiating, and can be validated through the University’s website to provide absolute confidence in the credential’s authenticity. Questions should be redirected to registrar@rochester.edu. For more information, please visit CeCredential Trust.