MAS Singapore Mobile Banking Security Guidance
Regulator: Monetary Authority of Singapore (MAS)
Overview
MAS Technology Risk Management (TRM) Guidelines set expectations for mobile banking security in Singapore. Financial institutions must demonstrate robust application security, third-party risk management, and operational resilience across mobile channels.
Mobile App Security Requirements
- Security-by-design in mobile application development
- Penetration testing and vulnerability assessment
- Secure API design with OAuth 2.0 / OIDC
- Mobile device management integration where applicable
- Incident response procedures for mobile threats
Fraud Control Requirements
- Behavioral biometrics for authentication
- Real-time fraud scoring on transactions
- Customer notification for new device registration
MASVS Governance Mapping
| MASVS Control | Regulatory Requirement |
|---|---|
| MASVS-CODE-1 | Code obfuscation and anti-reverse engineering |
| MASVS-RESILIENCE-2 | Anti-debugging and emulator detection |
Common Violations
- Missing emulator detection in production
- Inadequate API authentication scopes
- Third-party SDK vulnerabilities unaddressed
Recommended Protections
- Align mobile SDLC with MAS TRM requirements
- Implement supply chain security for third-party SDKs
- Governance scanning integrated with release gates
Frequently Asked Questions
How do MAS TRM guidelines apply to mobile apps?
MAS TRM requires financial institutions to implement security controls across the mobile application lifecycle including secure development, testing, deployment, and ongoing monitoring.
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