I thought about this way to protect crypto. Tell me if it's not over/less-thinked.

One of the largest and oldest Bitcoin exchanges in the world, Kraken is consistently named one of the best places to buy and sell crypto online, thanks to our excellent service, low fees, versatile funding options and rigorous security standards

Bitcoin Paper Wallet is a wallet generator that offers you a chance to store your cryptocurrencies as a paper wallet for a long time.