FinTech Glossary

What Is PSD2?

PSD2 is a European regulation that governs electronic payments by strengthening security, increasing transparency, and enabling regulated third-party providers to access bank account data and initiate payments with explicit customer consent.

How PSD2 Works in the Payments Ecosystem

PSD2 introduced rules that change how banks and payment providers operate.

• Banks must provide secure API access to licensed third parties
• Strong Customer Authentication is required for most electronic payments
• Users must explicitly consent to data sharing
• Transactions are monitored to reduce fraud and misuse

These measures aim to make digital payments safer while encouraging innovation.

Why PSD2 Matters Beyond Europe

Although PSD2 applies within the European Union, its impact extends globally. Many fintech models in India and other markets adopt PSD2-style principles such as open APIs, consent-based data sharing, and strong authentication. For businesses building payment or financial platforms, understanding PSD2 helps align products with global best practices and future regulatory trends in digital payments and open banking.

Practical Use Cases Influenced by PSD2

PSD2 has enabled and influenced:

• Open banking and account aggregation services
• Third-party payment initiation solutions
• Secure fintech integrations using APIs
• Customer-controlled data sharing

These use cases continue to shape how modern payment and financial ecosystems are designed worldwide.