# Proprietary Integration

The E-Commerce Payment Gateway (EGW) is designed to seamlessly integrate with a wide range of external systems and payment networks, enabling comprehensive connectivity to support diverse business needs.

EGW supports integration with both standardized and proprietary systems, making it a versatile choice for organizations with complex payment infrastructures.

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Any proprietary integration is thoroughly discussed and agreed upon with our customers during the pre-study phase. Tietoevry works closely with stakeholders to assess specific needs, system requirements, and integration complexity.
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## Integration Capabilities

EGW can connect to various types of systems and platforms, including:

* Local Payment Schemes: Integration with national payment networks for regional transactions.
* Banking Systems:
  * Card Processing Systems 
  * Core Banking Systems 
  * Cripto Wallets Systems 
* Acquirers
* Banking Enterprise Systems:
  * ERP (Enterprise Resource Planning) systems for financial data synchronization
  * CRM (Customer Relationship Management) systems for customer and merchants data flow
* Identity and Access Management (IAM): Integration for user authentication and role-based access.
* Custom Backend Systems: Adaptable to industry-specific or legacy infrastructures.

## Interface and Protocol Support

EGW uses proprietary interfaces to connect with a wide array of systems, allowing for flexible and reliable data exchange:

* Standard Protocols:
  * ISO 8583: For card transaction messaging.
  * ISO 20022: For payments, cash management, and financial messaging.
  * SQL Queries/Statements: For direct database integration and data manipulation.
* Custom Formats:
  * XML, JSON, CSV: For structured data transfer between systems.
  * SQL Injections: Controlled usage within secure environments for data extraction.
* Web Service APIs:
  * SOAP and RESTful APIs for real-time communication.
  * Proprietary API Wrappers for integrating with niche banking software.

## Flexible Data Format Handling

EGW is capable of processing a variety of data formats, ensuring compatibility with both legacy and modern systems:

| Format      | Usage                                         |
| ----------- | --------------------------------------------- |
| ISO 8583    | Card transactions, authorization, clearing    |
| ISO 20022   | A2A payments, instant payment messaging       |
| SQL Queries | Data extraction and reporting                 |
| XML/JSON    | API interactions, data exchanges              |
| CSV         | Batch file processing, reconciliation reports |