You can check the authenticity of the certificate via this link: https://cosy.erc.edu/en/verify-certificate
The content of our courses can be found on our website: https://www.erc.edu/courses
Modified on: Thu, 31 Jul, 2025 at 1:32 PM
You can check the authenticity of the certificate via this link: https://cosy.erc.edu/en/verify-certificate
The content of our courses can be found on our website: https://www.erc.edu/courses
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