Cybersecurity Architecture for Cardholder Data Environment

Global Payment GatewayFinancial Technology9 months

Project Objective

Design and implement comprehensive cybersecurity architecture for cardholder data environment, ensuring alignment with PCI DSS requirements while incorporating defense-in-depth strategies and emerging security technologies.

Methodologies & Approach
  • Security architecture assessment and requirements gathering
  • Development of target security architecture aligned with PCI DSS
  • Implementation of defense-in-depth strategy across network, system, and application layers
  • Creation of security architecture documentation and diagrams
  • Implementation of security technology stack for comprehensive protection
  • Development of security architecture governance process
  • Integration with existing enterprise architecture framework
Tools & Technologies
Security architecture frameworks (SABSA, TOGAF)
Architecture modeling tools
Network security technologies
Encryption solutions
Security monitoring tools
Threat modeling methodologies
Outcomes & Results
  • Developed comprehensive security architecture for cardholder data environment
  • Implemented defense-in-depth strategy with multiple security layers
  • Created detailed security architecture documentation and diagrams
  • Deployed integrated security technology stack for comprehensive protection
  • Established security architecture governance process for ongoing management
  • Successfully passed PCI DSS assessment with architecture recognized as exemplary
  • Reduced security incidents by 90% through improved architectural controls
  • Created foundation for secure growth and technology evolution
Key Insights & Lessons Learned
  • Early stakeholder engagement is critical for successful PCI DSS initiatives to ensure buy-in and alignment with business objectives.
  • A risk-based approach to implementation allows for more efficient resource allocation and prioritization of activities.
  • Clear documentation and evidence collection processes are essential for successful PCI DSS assessments.
  • Integration with existing business processes is essential for sustainable compliance programs.
  • Continuous monitoring and testing are key to maintaining compliance between formal assessments.
PCI DSS Requirements Addressed

Requirement 1

Network Security

Requirement 2

System Configuration

Requirement 3

Data Protection

Requirement 4

Transmission Security

Requirement 5

Malware Protection

Requirement 6

Secure Development

Requirement 7

Access Control

Requirement 8

Authentication

Requirement 9

Physical Security

Requirement 10

Logging & Monitoring

Requirement 11

Security Testing

Requirement 12

Security Policy

Project Details
Company:

Global Payment Gateway

Financial Technology
Year:

2021

Duration:

9 months

PCI DSS Focus Areas
PCI DSS v4.0.1
Compliance
Security Controls
Assessment
Security Architecture
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