Opacity has quickly established itself as a tool to effortlessly share files uploaded through Oyster. Opacity means you are in control over who sees your data. Keep your file handle private, and you are the only one able to access that file. Selectively share it with friends, or whole communities, to make files accessible to whatever audience you like.
Hashgard is a distributed, trusted asset management protocol and a high functionality next generation digital finance public chain. Hashgard provides a one-stop blockchain solution for asset management in digital finance. Hashgard has a large number of business modules, including operational-level on-chain data, advanced versions of asset management autonomous organization, a smart contract system tailored for asset management, able to systematically support the issuance, management, trusteeship, settlement, audit, process control, and dispute arbitration of decentralized assets.