2.6 W3C Mobile Web Payment Service

Merchant websites can now use Samsung Pay by adhering to the W3C Payment Request standard. This reduces merchant checkout friction and card abandonment; enables a more advanced and secure mobile pay method within web interfaces; decreases online fraud; and standardizes payment communication flow across devices and browsers.

W3C Payment Service Registration Flow


  • Step 1. W3C Payment Service Metadata Registration: Create W3C Payment service by entering service specific information such as site URL.
  • Step 2. Request for Service Release: Once development is complete, service release request can be submitted.
  • Step 3. Service Approval: Samsung Pay team will review functionalities and UI of the app uploaded. Relationship manager will approve the service release if everything looks OK. If for some reason, the request is rejected the relationship manager will explain the reason. Service release request can be re-submitted once reject reason has been addressed.
  • Final. Release: The service is ready for release.