DEX is a mining exchange token made by Coinbit, a token designed to overcome the problems of existing mining exchange tokens and to raise the sustainability and return profits to users.
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.