If you have an idea to start an exchange business you can better choose Centralized exchange (CEX). Because it is more securable than a Decentralized exchange (DEX) the reason behind the more securable is the middle man here centralized exchange allows the buyers or sellers to transact their currencies with the presence of a middle man. And there some more reasons for choosing the Centralized exchange that is Trade Volume Liquidity Fiat Currency Support Functionalities Legal and Regulation...