Digital Payments with SAP

Credit Card Processing, PSP Integration, and PCI Compliance
1. Auflage 2026
ISBN: 978-1-4932-2836-2
Verlag: Rheinwerk Verlag GmbH

Buch, Englisch, 449 Seiten, Format (B × H): 260 mm x 184 mm, Gewicht: 972 g

Implement the SAP digital payments add-on to standardize your payment operations and ensure PCI compliance! Start by setting up the add-on in SAP BTP and then integrate it with your payment service providers (PSPs). Get step-by-step implementation and configuration instructions, whether you’re on SAP ERP or SAP S/4HANA. Walk through security controls, test scenarios and scripts, administration, and post go-live support and training for end users. Your payment processing woes are over!

Highlights include:

1) Architecture

2) SAP Business Technology Platform (SAP BTP)

3) SAP S/4HANA

4) SAP ERP

5) Payment service providers (PSPs)

6) Payment Card Industry Data Security Standard (PCI-DSS)

7) Security and compliance

8) Testing

9) Administration

10) End user training

Autoren/Hrsg.

Kuppusamy, Saravana Kumar

Fachgebiete

• Wirtschaftswissenschaften Betriebswirtschaft Wirtschaftsinformatik, SAP, IT-Management
• Wirtschaftswissenschaften Finanzsektor & Finanzdienstleistungen Bankwirtschaft
• Mathematik | Informatik EDV | Informatik Business Application Unternehmenssoftware SAP
• Mathematik | Informatik EDV | Informatik Angewandte Informatik Wirtschaftsinformatik

Inhaltsverzeichnis

... Preface ... 15

... Target Audience ... 15

... How to Read This Book ... 16

... How This Book Is Organized ... 17

... Conclusion ... 19

... Acknowledgements ... 20

1 ... Introduction to Payment Modernization with SAP ... 21

1.1 ... Evolution of Enterprise Payment Processing ... 21

1.2 ... Current Challenges in Payment Management ... 28

1.3 ... SAP Digital Payments Add-On Overview ... 33

1.4 ... Business Case for Payment Modernization ... 36

1.5 ... Summary ... 43

2 ... SAP Digital Payments Add-On Architecture ... 45

2.1 ... Technical Architecture ... 45

2.2 ... Core Components and Services ... 50

2.3 ... Integration Points with SAP Landscape ... 62

2.4 ... Security Architecture and Token Vault ... 69

2.5 ... High Availability and Scalability ... 73

2.6 ... Summary ... 75

3 ... Setup in SAP BTP ... 77

3.1 ... Prerequisites and Entitlements ... 77

3.2 ... Subscription and Tenant Configuration ... 80

3.3 ... Communication Systems and Arrangements ... 88

3.4 ... Security Configuration and Authentication ... 95

3.5 ... Role Management and Authorizations ... 97

3.6 ... Testing the Initial Setup ... 103

3.7 ... Summary ... 107

4 ... Integration with Payment Service Providers ... 109

4.1 ... Understanding PSP Integration Architecture ... 109

4.2 ... Setting Up PSP Accounts and API Credentials ... 122

4.3 ... Configuring PSP Adapter in the Add-On ... 133

4.4 ... Payment Methods and Currency Configuration ... 145

4.5 ... Webhook Setup and Event Management ... 154

4.6 ... Testing PSP Integration ... 159

4.7 ... Summary ... 162

5 ... Implementation in SAP ERP ... 163

5.1 ... Prerequisites for SAP ERP ... 163

5.2 ... Payment Card Configuration ... 206

5.3 ... Sales and Distribution Integration ... 222

5.4 ... ABAP Development and Enhancements ... 243

5.5 ... Authorization and Capture Process ... 251

5.6 ... Batch Jobs and Background Processing ... 253

5.7 ... Custom Reports and Interfaces ... 254

5.8 ... Summary ... 255

6 ... Implementation in SAP S/4HANA ... 257

6.1 ... Integration Activation in SAP S4HANA ... 257

6.2 ... Payment Method Configuration ... 272

6.3 ... SAP Fiori Apps and User Interface ... 294

6.4 ... Order-to-Cash Process Integration ... 309

6.5 ... Cloud Versus On-Premise Considerations ... 318

6.6 ... Summary ... 321

7 ... Security and Compliance ... 323

7.1 ... PCI DSS Compliance Strategy ... 324

7.2 ... Tokenization Implementation ... 332

7.3 ... Encryption and Key Management ... 339

7.4 ... Audit Logging and Monitoring ... 344

7.5 ... GDPR and Data Privacy ... 348

7.6 ... Security Testing and Validation ... 352

7.7 ... Summary ... 357

8 ... Testing and Troubleshooting ... 359

8.1 ... Test Strategy and Planning ... 359

8.2 ... Setting Up Test Environments ... 362

8.3 ... Test Scenarios and Scripts ... 368

8.4 ... Performance Testing ... 383

8.5 ... Common Issues and Resolution ... 385

8.6 ... Log Analysis and Debugging ... 385

8.7 ... Summary ... 390

9 ... Go-Live and Administration ... 391

9.1 ... Go-Live Planning and Preparation ... 391

9.2 ... Migration from Legacy Systems ... 400

9.3 ... Cutover Procedures ... 401

9.4 ... Post Go-Live Support ... 402

9.5 ... Operational Monitoring ... 406

9.6 ... Maintenance and Optimization ... 409

9.7 ... Summary ... 410

10 ... Processing Digital Payments ... 411

10.1 ... Customer Service Payment Operations ... 411

10.2 ... Finance Operations ... 422

10.3 ... Training and Change Management ... 433

10.4 ... Summary ... 439

... The Author ... 441

... Index ... 443

Über Autor(innen)

Kuppusamy, Saravana Kumar
Saravana Kumar Kuppusamy has more than 24 years of experience in SAP implementation and global roll-out projects, and 10 years of experience managing payment platforms at Wiley. He currently leads Wiley’s payments modernization initiative, migrating from Fiserv’s payments processing solution to SAP digital payments add-on, and he has architected the entire modernization effort across its SAP ERP, SAP S/4HANA, SAP BTP, B2B, and B2C commerce environments. His experience spans technical implementation, PSP integration, PCI compliance, tokenization strategies, fraud management, and production deployment.