How to minimize fraud while maximizing conversion with 3D Secure

3D Secure (Three-Domain Secure) is an authentication protocol that adds an extra layer of security to online card transactions, including those made with a 3D Secure prepaid card. It works by verifying that the customer making the purchase is the actual cardholder, protecting businesses from card-not-present fraud.

The "three domains" in 3D Secure:

• The acquirer domain: The merchant and their payment processor or acquiring bank.

• The issuer domain: The cardholder's bank that issued the credit or debit card.

• The interoperability domain: The technology provided by card schemes (like Visa or Mastercard) that supports secure communication between the acquirer and issuer.

When these three domains work together, they verify identity details instantly during checkout. 3D Secure's also a key compliance tool. For instance, it's the primary way to meet strong customer authentication (SCA) requirements mandated under PSD2. By using this framework, businesses can safely accept card-not-present transactions while lowering the risk of unauthorized credit card use and subsequent payment fraud.

The benefits of 3D Secure include:

• Lower fraud rates

• Higher card authorization rates

• Fewer lost sales compared to older authentication methods 

The first version of 3D Secure was slow and forced customers onto external banking pages. 3D Secure 2 (3DS2) fixes these issues. 3DS2 is built for mobile-first commerce and runs authentication in the background to keep the checkout experience smooth.

Benefits of 3DS2:

• Frictionless native authentication: Customers verify payments directly in your app or website without external redirects, which means fewer abandoned carts.

• Smarter risk decisions: Over 150 data points, including device details and transaction history, are shared between merchants and banks, leading to highly accurate, instant risk assessments.

• Faster verification: Customers can verify themselves using face scans, fingerprints, or SMS codes instead of remembering complex passwords.

• Delegated authentication: Merchants can handle strong customer authentication directly inside their checkout via a 3D Secure API or by using delegated authentication, maintaining full control over the user experience.

With these features, 3D Secure 2 helps you protect your revenue from chargeback fraud while improving overall payment performance.

3D Secure works by checking transaction data in the background and only prompting the cardholder to actively verify themselves if a transaction seems high-risk. This selective process ensures that legitimate, low-risk transactions are completed instantly, while suspicious actions are flagged for review.

The protocol routes each payment through one of two authentication paths:

• The frictionless flow: The merchant and card issuer exchange data points behind the scenes. If the data looks normal, the issuer authenticates the transaction instantly without asking the customer to do anything.

• The challenge flow: If the bank needs more proof, it triggers a quick verification step. The customer completes this step using biometrics (like a fingerprint) or a one-time SMS code.

The transaction is completed only after the identity is confirmed. This keeps fraud low even if a shopper's card details are compromised.

Implementing 3D Secure also protects your business financially through a "liability shift." Normally, merchants are responsible for the costs of fraudulent card transactions. When a payment is authenticated using a 3D Secure challenge, the financial responsibility for fraudulent chargebacks shifts from your business to the card-issuing bank. This safeguards your bottom line against card abuse and friendly fraud.

3D Secure examples show how different businesses use intelligent authentication to secure checkouts, comply with local regulations, and protect their margins. Companies worldwide rely on these tools to secure their digital checkout flows while expanding their global operations.

Here are real-world examples of how major enterprises use these technologies:

HUGO BOSS: Delivering a seamless omnichannel experience

HUGO BOSS worked with Adyen and Visa to unify its global shopping experience across 450+ stores. To address the challenge of balancing seamless retail with robust security, they implemented shelf-side checkout in stores and leveraged EMV 3D Secure and Visa Network Tokens online. This combination has helped them fight fraud while enabling a smooth, frictionless authentication process. By integrating these solutions, HUGO BOSS achieved higher authorization rates, fewer declines, and a more personalized, digital-first shopping journey for their global customers. 

Read the full story.

RMS: Streamlining hospitality with embedded payments

RMS, a cloud-native PMS platform, replaced fragmented gateways with a single payment infrastructure powered by Adyen. This integration helps their properties automate reconciliation, saving roughly 60 minutes daily, and significantly reduces disputes by 93%. By utilizing embedded solutions, RMS properties realize approximately $200k in annual savings, allowing them to focus on delivering superior guest experiences. 

Read the full story.

Bolt: Optimizing security and authorization with 3D Secure

Bolt, a leading mobility super-app, implemented EMV 3DS and network tokenization to enhance its global payment strategy. By sharing transaction data with issuers, Bolt has successfully improved its transaction approval rates, achieving a 90.14% approval rate and a €38.6 million revenue uplift in a year. This innovation allows Bolt to maintain a frictionless checkout experience while ensuring compliance with strong customer authentication (SCA) requirements. 

Read the full story.

Adyen helps you make the most of 3D Secure by using an automated, machine-learning-driven 3D Secure payment gateway engine that finds the perfect balance between payment security and checkout speed. Our platform assesses risk in real time for every transaction to decide the fastest, safest payment path.

How we support your business:

• Smart authentication decisions: Our technology decides whether a transaction is safe enough for a frictionless flow or requires a challenge, maximizing authorization rates.

• Automated compliance: We automatically track and update compliance rules, keeping your business aligned with global mandates like PSD2 and the upcoming PSD3 framework.

• Flexible checkout integrations: Easily embed our mobile and web SDKs directly into your checkout to maintain a consistent, secure customer experience across all channels.

With Adyen, you can focus on scaling your business while our technology protects your revenue, manages compliance, and prevents chargeback fraud.

If you're ready to optimize your transaction success rates and protect your revenue from chargebacks, get in touch today.

• Modern authentication is seamless: 3D Secure 2 replaces clunky redirects and static passwords with background risk evaluation and native mobile biometrics.

• Liability shift secures revenue: Authenticated transactions transfer the financial responsibility for fraudulent chargebacks from the merchant to the card issuer.

• Smart routing boosts authorization: Machine learning dynamically decides the best path, letting low-risk payments pass silently and challenging only suspicious actions.

• Global compliance is automatic: Partnering with an advanced payment platform ensures seamless compliance with complex mandates like PSD2 SCA and future PSD3 regulations.