How to structure the payment layer of your product so it is dependable, auditable and hard to attack Every product that takes money eventually builds a payment system, whether it means to or not. It might start as a checkout button and a single table called payments. Over time, it grows to incl...
Source: [Dev.to](https://dev.to/revathy_1834c4b239fd8c4b6/building-reliable-payment-systems-key-architecture-and-security-considerations-2j11)