You should move your crypto out of Coinbase or any other exchange's wallet into your own cold wallet. In Coinbase's case, you can move that crypto to any walle

You should move your crypto out of Coinbase or any other exchange's wallet into your own cold wallet. In Coinbase's case, you can move that crypto to any wallet, including Coinbase's Coinbase Wallet app, where you have possession of the private key and should still have access to those funds if CB were to go south. But yeah, welcome to the world of currency not backed by guns, so to speak.