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","nodeType":"text"}],"nodeType":"paragraph"},{"data":{},"content":[{"data":{},"marks":[],"value":"In this way, you can think of a wallet like MetaMask as a digital identity management system.","nodeType":"text"}],"nodeType":"paragraph"},{"data":{},"content":[{"data":{},"marks":[],"value":"Examples: self-custodial wallet, hardware wallet, custodial wallet","nodeType":"text"}],"nodeType":"paragraph"}],"nodeType":"document"}},"title":"Crypto Wallet","slug":"crypto-wallet"},{"description":{"json":{"data":{},"content":[{"data":{},"content":[{"data":{},"marks":[],"value":"When you transfer money between bank accounts or pay for goods with a credit card, you’re using payment systems — “payment rails” as they’re known in the financial services world.","nodeType":"text"}],"nodeType":"paragraph"},{"data":{},"content":[{"data":{},"marks":[],"value":"A payment rail is a network of infrastructure that allows digital money transfers to be made between payers and payees. 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