1. Receive data from DBL (done)
2. Receive DBL public (done)
3. Merge DBL data and public key as certificate data (done)
4. Store SHA256 message digest for certificate-data into datadigest.txt
5. Sign datadigest.txt using symantech private key into digestsignature.bin
6. Convert digestsignature.bin to Base64 into digestsignature.b64
7. Copy DBL data, public and digestsignature.b64 into certificate.txt