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llms.txt

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API reference Models

ThreeDSPolicyMode

A model the API reference uses in a request or a response. The operation pages link every field typed as this model here.

How hard a merchant wants 3-D Secure applied to the transactions it can be applied to.

Values

Values: Values combine: send one or more member names separated by a comma and a space, or the integer sum of their values. Responses carry the names.
Off Do not attempt 3-D Secure at all. The safe landing spot for an absent stored value.
Attempt Attempt authentication, but continue with the payment when it cannot be completed. Liability shift is taken where the issuer grants it and forgone where it does not.
Require Attempt authentication and refuse the payment when it cannot be completed. The merchant has chosen never to process an unauthenticated transaction on the surfaces this applies to.

Fields

Field Type Description

This model has no documented fields.

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