Blue ocean global free miner

1. Before I tell you the scope of application, I'll talk about the function of digital signature: digital signature uses the private key of digital certificate to encrypt the abstract of data, so as to ensure the integrity, authenticity and non repudiation of data

digital signature is the most reliable and key method to ensure the integrity, authenticity and non repudiation of data. Where it is needed, it can be applied
now the typical applications are: online banking, e-commerce, e-government, network communication, etc