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Authenticate with Passkey

When you request authentication options for a tokenized card, the response indicates which
Payment Passkey
sequence to take for the current device and token combination:
  • AUTHENTICATE
  • AUTHENTICATION_REGISTRATION
  • STEP_UP_AUTHENTICATION
This section describes what to do when the
action
field in your request to the
/tms/v2/tokenized-cards/
{tokenId}
/authentication-options
endpoint returns a value of
AUTHENTICATE
. When you get this response, a passkey exists for the device and card and the user must authenticate using their existing passkey. The authentication takes places through the iframe. For information about the
Payment Passkey
flow, see Payment Passkey.
When the
action
field in your request to the
/tms/v2/tokenized-cards/
{tokenId}
/authentication-options
endpoint returns a value of
AUTHENTICATE
, the device and network token combination is registered with
Payment Passkey
Follow these steps to create a cryptogram that supplies authenticated
Payment Passkey
credentials: