You can check the authenticity of the certificate via this link: https://cosy.erc.edu/en/verify-certificate
Enter the code that is mentioned on the certificate: (format) ERC-000-000000
In the near future a QR-code will be visible on the certificate, when you scan the code you will be redirected to the website: https://cosy.erc.edu/en/verify-certificate
The content of our courses can be found on our website: https://www.erc.edu/courses