![]() Cryptographic evidence of transaction confirmation We presume that the general use case of cryptographic-based authentication for Web, the following use cases illustrate the value of the payment-specific Use CasesĪlthough provides general authentication capabilities for the Opt-in to allowing this behavior during credential creation.įunctionally, this specification defines a new payment method for the PaymentRequest API, and adds a WebAuthn Extension to extend with payment-specific datastructures and to relax assumptions toĪllow the API to be called in payment contexts. That the merchant (or another entity) may initiate the authenticationĬeremony on the Relying Party’s behalf. ![]() To that end, an important feature of Secure Payment Confirmation is Not just the merchant origin where the user first registered. That is, with consentįrom the Relying Party, ideally the user could "register once" andĪuthenticate on any merchant origin (and via payment service provider), That the user can perform for a given registration. It is a goal of this specification to reduce authentication friction duringĬheckout, and one aspect of that is to maximize the number of authentications The Relying Party (possibly via an intermediary payment service provider) ![]() Second is § 4 Authentication, where the user responds to a challenge from Where a relationship is created between the user and the Relying Party. The first is § 3 Registration (formerly "enrollment"), Similarly to, this specification defines two related processes It aims to provide the same authenticationīenefits and user privacy focus as with enhancements to meet the This specification defines an API that enables the use of strong authentication This section and its sub-sections are non-normative. 11.4 Credential ID(s) as a tracking vector.11.3 Joining different payment instruments.11.1 Registration in a Cross-Origin iframe.10.3 Lack of user activation requirement.10.2 Merchant-supplied authentication data.10.1 Cross-origin authentication ceremony.8.1 Verifying an Authentication Assertion.6.1 PaymentCredentialInstrument Dictionary.5.2 CollectedClientAdditionalPaymentData Dictionary.5.1 CollectedClientPaymentData Dictionary.4.1.11 Steps to respond to a payment request.4.1.10 Displaying a transaction confirmation UX.4.1.9 Steps to check if a payment can be made.4.1.8 Steps to validate payment method data.4.1.7 Checking if Secure Payment Confirmation is available.4.1.6 Payment Method additional data type. ![]()
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