Cancel an authorisation using your reference

This endpoint allows you to cancel a payment if you do not have the PSP reference of the original payment request available. In your call, refer to the original payment by using the `reference` that you specified in your payment request. For more information, see [Technical cancel](https://docs.adyen.com/online-payments/classic-integrations/modify-payments/cancel#technical-cancel). > This endpoint is part of our [classic API integration](https://docs.adyen.com/online-payments/classic-inte...