How Online Payments Work Behind the Scenes
When a customer taps Pay now, it feels instant, but several parties exchange messages in under a second to move money from their account to yours. Knowing the rough shape of that journey helps you understand why some payments fail, why fees exist, and why settlement is not immediate.
This article walks through the players involved and the typical sequence of events, in plain terms, so the rest of this knowledge base makes more sense.
The Parties Involved
A card payment is a relay race between organisations you rarely see by name.
- Cardholder: your customer paying with a card or wallet.
- Merchant: you, the business taking the money.
- Acquirer: the bank that settles funds into your account.
- Card networks: Visa and Mastercard, who route the request.
- Issuer: the customer's bank, which approves or declines.
Authorisation Then Capture
Most payments happen in two steps. First the issuer authorises the amount, reserving it on the card. Later the merchant captures it, which actually moves the money. For simple shops the two steps happen together; for shipping or bookings they can be separated by hours or days.
Why Money Does Not Arrive Instantly
Even after a successful payment, funds sit in a settlement process before landing in your bank. Providers batch up transactions and pay out on a schedule, which is why your dashboard balance and your bank balance rarely match to the minute.
Frequently Asked Questions
Why was a payment authorised but never charged?
An authorisation can expire if it is not captured in time, or it may have been cancelled before capture. The reserved amount is then released back to the customer.
Do I need to understand all of this to run my shop?
No. Your provider hides the detail. We share it so failed payments and fees make sense when you review reports.
If you need a hand with any of this, your Progressive Robot delivery team is ready to help. Raise a ticket from the Support area of your client portal or speak to your account manager and we will guide you through the next steps.