Website payment software

Hello everyone, I need to find a good cash register software for an online cash register. What will you advice me?

Hello, online payment processing goes through a number of digital gateways. If the transaction meets the requirements of each individual payment gateway, it moves on to the next one. The last gateway is the seller's bank, where the money is credited. Payment gateways are used to securely transfer customer data during payment processing. The Payment Processing Platform must be integrated into the e-commerce site in order to carry out successful payment transactions.