D1 API summary

Use this checklist to validate the D1 API endpoints you need to integrate 3DS.

Required APIs

API	Inbound/Outbound	Description
Get authorization token	Issuer -> Thales D1	Get an OAuth 2.0 access token to call the D1 backend.
Create card or Register card	Issuer -> Thales D1	Create or register a card in the D1 backend.
Renew card	Issuer -> Thales D1	Renew a card.
Replace card	Issuer -> Thales D1	Replace a card.
Delete card	Issuer -> Thales D1	Delete a card from the D1 backend.
Notify 3DS card operation	Issuer <- Thales D1	Receive 3DS operation notifications, such as frictionless or challenge outcomes.

Conditional APIs

Use the APIs below depending on which authentication flows you enable.

Support SMS OTP challenges

API	Inbound/Outbound	Description
Get consumer information	Issuer <- Thales D1	Provide end user details used for OTP delivery, such as phone number.
Deliver OTP	Issuer <- Thales D1	Receive an OTP from the D1 backend so the issuer backend can deliver it to the end user (issuer-managed SMS only).

Support OOB enrollment

API	Inbound/Outbound	Description
Delete credentials	Issuer -> Thales D1	Delete authentication credentials for an issuer application instance (OOB only).
Notify consumer operation	Issuer <- Thales D1	Receive notifications about end user operations, such as authenticator enrollment.

Support OOB flow with issuer authentication (SCA)

API	Inbound/Outbound	Description
Authenticate	Issuer <- Thales D1	Trigger step-up authentication in the issuer application and return a correlation reference.
Get authentication result	Issuer <- Thales D1	Provide the final result of step-up authentication to the D1 backend.

Optional APIs

Use the APIs below depending on which authentication flows you enable.

Secure outbound calls with OAuth 2.0

API	Inbound/Outbound	Description
Get authentication token	Issuer <- Thales D1	Provide an OAuth 2.0 access token for D1 outbound calls to the issuer backend.

Retrieve 3DS operation history

API	Inbound/Outbound	Description
Get 3DS operation or Get 3DS operations	Issuer -> Thales D1	Retrieve 3DS operations for a card (single operation or list).