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3D Secure 2

Data-driven authentication with 3D Secure 2

Adding 3D Secure 2 can help ensure a secure checkout for your customers, protect your business against fraudulent transactions, and keep your transactions compliant with Strong Customer Authentication (SCA) requirements.

Get the latest updates on PSD2: SCA requirements and timelines here.

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The next-generation authentication solution

3D Secure 2 (3DS2) is the new industry standard for customer authentication and is a recognized solution for meeting PSD2’s Strong Customer Authentication (SCA) requirements. Braintree’s 3DS2 solution is easy to integrate and provides a simple way to authenticate eligible card transactions with a low-friction checkout experience for cardholders.

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Questions about SCA or how to prepare for the September 14, 2019 deadline?

Check out our merchant resources


Provides a more seamless mobile experience with native SDKs for both Android and iOS
Uses device and browser data for more accurate risk assessments that typically happen behind the scenes rather than requiring cardholder involvement
Offers better, more secure methods to replace static passwords in the rare event of a challenge
Helps meet SCA requirements for biometrics and two-factor authentication (2FA)
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Shift chargeback liability

For eligible cards, 3DS2 can move liability for chargebacks due to fraud from the merchant to the card issuer.

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Lift authorization rates

Data shows that issuers may approve more transactions when using 3DS2 (vs. 3DS1).


decrease in cart abandonment1


reduction in transaction time2

1-2. Frictionless Experience with Verified by Visa, Visa, 2018.

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Keep your transactions SCA-compliant

With built in support for both 3D Secure 1 and 2 authentication protocols, Braintree can help ensure your transactions meet SCA requirements.

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Take advantage of exemptions

Braintree’s solution supports exemptions that will be available under SCA requirements, so your customers can experience the least possible amount of friction on applicable transactions.

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How Braintree’s 3DS2 solution works

3D Secure 2 is an additional fraud protection layer for online credit and debit card transactions that adds an authentication step for customers making online purchases.

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Merchant tokenizes card

  • Merchant tokenizes the customer card or uses the previously tokenized card
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Merchant requests authentication insight

  • Optional: Merchant requests authentication insight, Braintree's guidance on SCA applicability
  • Braintree advises if SCA is required or recommended
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Merchant initiates 3DS

  • Optional: Merchant decides to request exemptions; three possible outcomes: 1) exemption applied, 2) exemption not applied and no challenge, or 3) exemption not applied and challenge
  • Merchant does not request exemptions; two possible outcomes: 1) issuer issues challenge or 2) issuer does not issue challenge
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Merchant creates transaction

  • Merchant initiates the verification or authorization

Merchant resources

SCA requirements have been the source of a lot of questions -- and a lot of uncertainty -- for merchants who do business in affected countries/regions. We’ve put together some resources to help you understand these requirements and prepare your business.

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Ready to integrate? Our newest front-end SDK is built to support all 3DS2 authentication paths.

Read the 3D Secure 2 Adoption Guide
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Still have questions? We're here to help