DDK is a community platform that aims to create economic opportunities through the development of blockchain solutions. Since 2015, the DDK community claims to have contributed to a number of blockchain platforms.The DDK platform uses the Delegated Proof of Stake (DPoS) mechanism within its core. According to DDK, one of the advantages of a DPoS blockchain is that it depends on community members to participate in the maintenance and security of the platform so that each member’s participation provides benefit for all.
COVA is a new paradigm for data to be used as capital. Data is quickly becoming the most important asset in the world, yet currently there is no infrastructure to control how it is used. COVA provides a unique solution to this dilemma and allows data owners to take advantage of the commodification of data