ARPA is a Secure Computation Network Compatible With Blockchains They propose a blockchain-based secure computation network of Multi-party Computation (MPC). ARPA cryptographically enables private smart contract, unprecedented data-at-use privacy protection, as well as scalable computational sharding.
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