Secure Payment Confirmation - W3C Secure Payment ConfirmationAbstract Secure Payment Confirmation (SPC) is a Web API to support streamlined authentication during a payment transaction. It is designed to scale authentication across merchants, to be used within a wide range of authentication protocols, and to produce cryptographic evidence that the user has confirmed transaction details. ↑ byRouslan Solomakhin Stephen McGruer • archived copy • current
Secure Payment Confirmation - W3C Secure Payment ConfirmationAbstract Secure Payment Confirmation (SPC) is a Web API to support streamlined authentication during a payment transaction. It is designed to scale authentication across merchants, to be used within a wide range of authentication protocols, and to produce cryptographic evidence that the user has confirmed transaction details. ↑ byRouslan Solomakhin Stephen McGruer • archived copy • current