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Blog · March 7, 2026

Securing Financial Transactions with Didit's Orchestration Engine

Strong Customer Authentication (SCA) is crucial for securing financial transactions and combating fraud. This post explores SCA's role, its benefits, common challenges, and how Didit's AI-native orchestration engine provides a.

By DiditUpdated
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The Imperative of SCAStrong Customer Authentication (SCA) is vital for protecting financial transactions from fraud, driven by regulations like PSD2, and ensuring customer trust through enhanced security.

Benefits Beyond ComplianceImplementing effective SCA not only meets regulatory requirements but also significantly reduces fraud rates, builds customer confidence, and streamlines the user experience when correctly applied.

Common SCA ChallengesBusinesses often struggle with balancing security with user convenience, integrating disparate authentication methods, and adapting to evolving fraud tactics and regulatory landscapes.

Didit's Orchestrated SolutionDidit provides an AI-native, modular orchestration engine that simplifies SCA implementation by offering a flexible workflow builder, advanced biometric verification, and seamless integration, all while maintaining a Free Core KYC offering.

Understanding Strong Customer Authentication (SCA)

Strong Customer Authentication (SCA) is a security requirement designed to make online payments and financial transactions more secure. Mandated by regulations such as the Revised Payment Services Directive (PSD2) in Europe, SCA requires multi-factor authentication to verify a user's identity when they initiate a payment or access sensitive account information. This typically involves using at least two independent authentication factors from three categories: knowledge (something only the user knows, like a password), possession (something only the user has, like a phone or hardware token), and inherence (something the user is, like a fingerprint or facial scan).

The primary goal of SCA is to significantly reduce payment fraud and enhance the security of online financial interactions. By requiring multiple layers of verification, SCA adds a robust line of defense against unauthorized access and fraudulent transactions, protecting both consumers and businesses. While initially driven by European regulations, the principles of SCA are becoming a global standard for best practices in financial security, influencing how companies approach identity verification worldwide.

The Benefits and Challenges of Implementing SCA

Implementing SCA offers numerous benefits beyond mere compliance. For businesses, it translates into reduced chargebacks and fraud losses, improved customer trust, and a stronger reputation. For consumers, it means greater peace of mind knowing their financial data and transactions are protected by advanced security measures. When users feel secure, they are more likely to engage with digital services, fostering loyalty and sustained growth.

However, the journey to effective SCA implementation is not without its hurdles. Businesses frequently face challenges in balancing stringent security requirements with a smooth user experience. Overly complex authentication processes can lead to customer friction, abandoned transactions, and ultimately, lost revenue. Integrating diverse authentication methods, such as biometrics, SMS OTPs, and hardware tokens, into existing systems can be technically demanding and costly. Furthermore, the dynamic nature of fraud and evolving regulatory landscapes necessitate a flexible and adaptable SCA solution that can be updated quickly without extensive development cycles.

Key Components of a Robust SCA Framework

A robust SCA framework relies on a combination of advanced technologies and intelligent orchestration. At its core are reliable identity verification methods. For instance, Didit’s Passive & Active Liveness detection, combined with 1:1 Face Match & Face Search, provides inherence factors that are difficult for fraudsters to bypass. These biometric solutions verify that a real, live person is present and that they are indeed who they claim to be, effectively combating deepfakes and presentation attacks.

Beyond biometrics, a comprehensive framework often incorporates other elements like Phone & Email Verification for possession factors and Database Validation for knowledge-based checks. The true power, however, lies in how these individual components are orchestrated. An intelligent orchestration engine can dynamically assess risk levels for each transaction, applying stricter authentication when risk is high and streamlining the process for low-risk scenarios. This adaptive approach is crucial for minimizing friction while maximizing security, ensuring compliance with regulations like PSD2 while enhancing the overall user journey.

How Didit Helps Implement Strong Customer Authentication

Didit is uniquely positioned to help businesses implement robust and compliant Strong Customer Authentication (SCA) with its AI-native, developer-first identity platform. Our modular architecture allows companies to compose verification workflows tailored to their specific needs, eliminating the one-size-fits-all limitations of traditional solutions. With Didit, businesses can easily integrate a wide array of authentication factors and orchestrate them through a no-code workflow engine, striking the perfect balance between security and user experience.

Didit's platform provides critical components for SCA, including advanced Passive & Active Liveness detection to ensure a real person is present, and 1:1 Face Match & Face Search for accurate biometric verification. Our ID Verification (OCR, MRZ, barcodes) capabilities can be used to establish initial identity, while NFC Verification (ePassport/eID) offers the highest level of security for critical transactions. The platform also includes Phone & Email Verification and AML Screening & Monitoring for comprehensive risk assessment.

What truly sets Didit apart is its orchestrated workflows. Our no-code Business Console allows organizations to design dynamic authentication journeys, applying different levels of verification based on risk signals, transaction value, and user behavior. This flexibility ensures that users are only prompted for stronger authentication when necessary, reducing friction without compromising security. Furthermore, Didit offers Free Core KYC and a pay-per-successful-check model with no setup fees, making enterprise-grade SCA accessible to businesses of all sizes. By leveraging Didit's AI-native capabilities, businesses can automate trust, streamline compliance, and protect financial transactions more effectively than ever before.

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Didit's Engine: Securing Financial Transactions with SCA.