Decentralized Autonomous Organization (DAO) la mot to chuc chay tren giao thuc blockchain hoan toan va tu chu theo cac quy tac duoc ma hoa thong qua Hop Dong Thong Minh. Bang cach tranh su can thiet cua su can thiep cua con nguoi hoac su phoi hop tap trung, cac DAO thuong duoc goi la he thong "Khong Tin Cay". Voi cac huong dan mat ma tu dong thuc thi khi cac dieu kien thiet lap truoc duoc kich hoat, DAO cho phep cac muc do minh bach, tiet kiem chi phi va ra quyet dinh phi tap trung truoc day khong the dat duoc.