Today's technology makes it easy to forge any document, but at the same time we can make technology part of the solution to fraud. Blockchain technology is a secure way to share data which is absolutely GDPR compliant. Why Blockchain? Advantages include the following. Digitalization of the recognition process with blockchain technology facilitating the recognition of qualifications. A student-centered approach with holders of the qualifications the main stakeholders of the system. Data security and privacy with the holder of the qualification as the sole owner of the information and of the crypto key and it is a technology that is fully compliant with the principles of data privacy (GDPR). Fraud minimization given all of the above.