KuCoin, a cryptocurrency exchange, hired the international accounting firm Mazars to conduct a third-party audit of its proof of reserves (PoR). According to a Dec. 5 announcement, the verification will provide exchange customers with additional transparency and reporting on whether their in-scope assets are collateralized, as well as details on main, trade, margin, robot, and contract accounts for Bitcoin (BTC) and Ether (ETH), as well as Tether (USDT) and USD Coin (USDC).