3DS優化
Cardflo的3DS優化無需犧牲客戶體驗即可增強交易安全性和批准率。 我們智能地應用3D Secure協定，平衡身份驗證要求與轉換目標。
我們的系統適應發卡方要求和商戶風險概況以實現最佳性能。
- 類別
- 安全
- 功能數
- 10
- 適用於
- 所有方案
概覽
3DS optimisation refers to the strategic management of 3-D Secure protocols to balance payment security with transaction throughput. While Strong Customer Authentication (SCA) is a regulatory requirement under PSD2 for European Economic Area transactions, its application elsewhere remains variable.
Merchants must navigate different versions of the protocol, primarily 3DS2, to utilise data-rich exchanges that facilitate frictionless authentication. This process sits between the gateway and the card schemes, acting as a verification layer before the authorisation request reaches the issuer.
Effective optimisation involves analysing issuer behaviour and risk signals to determine when a challenge is necessary. If mismanaged, 3DS can introduce latency or unnecessary friction, leading to basket abandonment.
By refining when and how these protocols are triggered, businesses may improve their authorisation rates while maintaining a robust defence against fraudulent activity and shifting the liability for chargebacks to the card issuer.
運作方式
Data gathering and risk analysis
The system collects transaction metadata including the BIN, MCC, and device fingerprints. These variables are analysed against historical issuer performance to determine the likelihood of a frictionless flow.
This initial stage ensures that the subsequent 3DS request contains sufficient data to satisfy the issuer's risk engine without requiring manual input.
Protocol version selection
The gateway identifies whether the issuer supports 3DS 2. 1, 2.
2, or legacy versions. It prioritises the latest available version to enable biometric authentication and app-to-app redirection.
This reduces the reliance on traditional SMS one-time passwords, which are known to have higher failure rates in mobile commerce environments.
Exemption management and application
Transaction Risk Analysis (TRA) or Low Value Payment (LVP) exemptions are applied where applicable under PSD2 frameworks. The system evaluates if the transaction meets the criteria to bypass a challenge entirely.
This technical request is sent to the acquirer, who then communicates the exemption preference to the issuer.
Dynamic challenge handling
If the issuer requests a challenge, the platform manages the user interface transition to ensure the authentication frame loads correctly. It monitors for timeouts or refusal codes during this phase.
If a technical failure occurs, the system can attempt a fallback or log the specific refusal reason for analysis.
為何重要
Reduction in checkout friction
Excessive authentication requests often lead to customer drop-off at the final stage of the purchase. By intelligently applying exemptions and favouring frictionless flows, merchants can minimise the number of steps a customer must take.
This is particularly relevant for repeat transactions where a Merchant Initiated Transaction (MIT) or a trusted beneficiary status may be applicable under current regulations.
Liability shift and fraud protection
Correctly implemented 3DS protocol usage typically shifts the financial liability for fraud-related chargebacks from the merchant to the issuer. Even when a frictionless flow is granted, the merchant generally remains protected.
This mechanism is a critical component of risk management for high-growth businesses operating in sectors with historically higher dispute rates or lower margins.
Authorisation rate improvement
Issuers are increasingly likely to decline transactions that do not have associated 3DS data, citing security concerns or regulatory non-compliance. Optimisation ensures that the issuer receives the specific data points they require to approve the transaction.
By aligning with issuer preferences, merchants can reduce the frequency of soft declines and improve the overall success rate of their payment processing.
應用案例
Subscription and recurring billing
Managing the initial setup of a recurring payment using 3DS to establish a secure mandate. Subsequent cycles are processed as Merchant Initiated Transactions, avoiding further challenges while maintaining compliance with relevant payment services directives.
High-value electronic goods
Applying mandatory 3DS challenges for transactions above a specific currency threshold or risk score. This ensures that expensive orders are fully authenticated, protecting the merchant from significant financial loss due to friendly fraud or stolen credentials.
Cross-border e-commerce
Adjusting 3DS strategies based on the geographic location of the issuer. For example, applying strict SCA protocols for EEA-based cards while using a more relaxed, conversion-orientated approach for regions where 3DS adoption is not a regulatory mandate.
Mobile application payments
Utilising 3DS2 to enable native biometric authentication such as FaceID or fingerprint scanning. This creates a smoother user experience compared to browser-based redirects, which often perform poorly on mobile devices and lead to session timeouts.
數據概覽
This is a typical range observed for merchants using advanced data sharing and exemption strategies within regulated markets, although individual results vary by sector.
Industry benchmarks suggest this range of improvement in approval rates when moving from legacy 3DS1 to optimised 3DS2 protocols due to better issuer data.
Modern 3DS server responses are typically expected within this timeframe to ensure the user experience remains stable during the transition between the merchant site and the issuer.
相關術語
Talk to our team about a live rollout on your acquiring stack.
What you get with 3DS優化
- 智能應用3D Secure以減少摩擦。
- 根據交易風險動態配置3DS規則。
- 針對發卡方支援優化3DS版本（例如3DS2）。
- 與多個3DS供應商無縫整合。
- 透過戰略性3DS挑戰管理提高批准率。
- 3DS性能和放棄率的詳細報告。
- Manage the liability shift for fraud-related disputes according to card scheme rules.
- Support app-to-app redirection for modern mobile banking authentication workflows.
- Configure custom rules for challenge triggers based on MCC or transaction value.
- Integrate with multiple 3DS Server providers to ensure high availability and redundancy.
A short scoping call, then a written plan for your MIDs.
Questions about 3DS優化
什麼是3DS優化？
3DS優化涉及對支付交易戰略性地應用3D Secure身份驗證。 目標是減少詐騙，同時最大限度地減少客戶摩擦，並通過智能地決定何時以及如何挑戰交易來提高批准率。
3DS優化如何影響轉換率？
通過選擇性且智能地使用3DS，Cardflo有助於減少不必要的挑戰。 這最大限度地減少了結帳過程中的放棄，從而提高了轉換率，同時保持了交易的強大安全性。
3DS優化是否與所有支付方式兼容？
Cardflo的3DS優化主要適用於支援3D Secure協定的卡支付，例如Mastercard、Visa和American Express。 我們的系統旨在與各種卡組織整合以實現全面覆蓋。
What happens if an issuer does not support the latest version of 3DS?
The optimisation logic should include a fallback mechanism. If an issuer does not support 3DS2, the system should ideally attempt to use 3DS1 or proceed without authentication if the risk profile allows and regulations permit.
However, 3DS1 is being phased out by major card schemes like Visa and Mastercard. If no version is supported, the transaction may be processed as a non-3DS payment, though this carries higher risk and may be rejected by the issuer's security systems.
How do SCA exemptions work within the context of 3DS optimisation?
Under PSD2, certain transactions may be exempt from Strong Customer Authentication. Common exemptions include low-value payments (under €30), recurring transactions after the initial setup, and payments to trusted beneficiaries.
A merchant can request these exemptions via their PSP or gateway. The issuer, however, has the final decision on whether to accept the exemption or demand a challenge.
Optimisation involves correctly flagging these requests to increase the probability that the issuer will allow the transaction to proceed without a challenge.
Does 3DS2 work equally well on all mobile devices and browsers?
While 3DS2 is designed to be mobile-compatible, performance can vary based on the implementation and the cardholder's banking app. Technical issues like iframe blocking, cookie restrictions in modern browsers, or poor app-to-app redirection can cause failures.
3DS optimisation includes monitoring these technical signals and adjusting the implementation to ensure the authentication interface renders correctly across the widest possible range of hardware and software configurations.
How is the success of a 3DS optimisation strategy measured?
Success is primarily measured by the authentication success rate, the frictionless flow rate, and the subsequent authorisation rate. Merchants should also monitor the '3DS abandonment rate', which tracks customers who reach the authentication stage but do not complete it.
A successful strategy will show a high percentage of frictionless approvals and a low rate of abandonment, indicating that security measures are not significantly hindering the customer journey.