Locus Chain is a state of the art blockchain protocol that can maintain stable transaction time even if the number of nodes and transactions increase using Account Wise Transaction Chain (AWTC). Through the use of AWTC, Locus Chain is able to provide high transaction speed for every user in the eco-system and the network.
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.