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Finance

Deliver trusted digital transactions and personalized experiences

Modern consumers expect greater control over their finances from any location. They seek personalized experiences, mobile-first banking, and seamless connectivity. Aduna APIs help financial institutions meet these demands, mitigate fraud, and maintain regulatory compliance.

Protecting every digital transaction

Digital banking is evolving rapidly. As reliance on mobile banking grows, so does the need for proactive security measures. Several factors are intensifying these challenges:

 
  • Real-time payment systems such as FedNow, SEPA Instant, and UPI now require fraud detection to operate at the same speed as the transactions.
  • Account takeovers via SIM swapping and device spoofing are surging.
  • Stricter regulations demand continuous user verification and robust auditability.
  • Balancing security with the user experience is a business-critical challenge, as increased friction can lead to higher drop-off rates.
  • Verification must remain seamless and consistent across mobile, web, embedded finance, and partner APIs, regardless of transaction origin.
 

Safer mobile bank transactions and payments

Rising digital adoption, sophisticated criminal tactics, and faster payment models are increasing transaction and payment fraud. Aduna APIs help mitigate this risk with trusted, real-time network intelligence.

 

Validate mobile phone numbers

The Number Verification API confirms mobile number ownership in real time by verifying it directly with the carrier’s network. It operates in the background with minimal or no user input, reducing friction. Integrate this API into payment workflows to ensure notifications and multi-factor authentication (MFA) requests reach legitimate users, reducing the risk of fraud from misdirected codes or social engineering.

Verify customer identity

The KYC Match API compares customer information with verified “know-your-customer” data from mobile network operators. Use this API to confirm the identity of anyone initiating or authorizing a transaction, reducing onboarding risk, strengthening anti-money laundering (AML) compliance, and preventing account misuse.

Mitigate fraud and account takeover

The SIM Swap API provides real-time information about recent SIM card changes associated with a mobile phone number. Use it before authorizing payments or transfers to detect suspicious activity and trigger additional verification checks or flag transactions for review when risk indicators appear.

 

Future APIs for financial institutions

APIs that safeguard customers and transactions remain a top priority for financial institutions. Aduna continues to develop future use cases to promote innovation, interoperability, and operational efficiency:

 

Improving device reliability and Quality of Service (QoS):

Enhance the performance of connected ATMs, payment terminals, and banking IoT devices to ensure always-on reliability for essential financial operations.

Accelerating development operations:

Reduce development cycles for fintech and banking teams, enabling faster testing, deployment, and scaling of new products while maintaining compliance and performance.

Advancing real-time fraud detection:

Strengthen collaboration between banks and merchants by improving fraud prevention in online transactions, credit applications, and digital identity validation.

Enhancing security and data protection with MFA:

Combine MFA with network intelligence to deliver continuous identity assurance.

Building platforms instead of siloed applications:

Develop open, API-driven platforms that connect banking, payments, lending, and third-party services.

Monitoring and mitigating AML risk:

Integrate real-time data into AML systems, improving anomaly detection, compliance reporting, and transaction monitoring while reducing false positives and investigation times.

Banco Daycoval

How a large bank prevents fraud with Open APIs

Like many financial institutions, Daycoval faces increasing risks from identity theft, SIM swap fraud, and insecure mobile transactions. Customers, however, still expect fast and seamless services.

Daycoval, one of Brazil’s largest banks, implemented network APIs to provide real-time transaction security and user verification. The APIs enable the bank to prevent fraud and impersonation, secure mobile transactions at the network level, and maintain customer trust by protecting their digital identities.

Explore our plans for QoS and Open Gateway APIs

Many of the emerging use cases will be powered by QoS and Open Gateway APIs, allowing you to manage performance, prioritize traffic, and create new monetization opportunities.

Innovation from the brands you know and trust

Aduna is a partnership of globally respected industry leaders committed to the success of financial brands.