Payment Systems Security

  1. Regulatory Compliance and Standards
    1. PCI Data Security Standard
      1. Core Requirements Framework
        1. Network Security Requirements
          1. Firewall Configuration Standards
            1. Network Architecture Security
              1. Default Security Settings
                1. Password and Configuration Management
                  1. System Hardening Requirements
                  2. Data Protection Requirements
                    1. Cardholder Data Protection
                      1. Data Retention Policies
                        1. Encryption Requirements
                          1. Data Transmission Security
                            1. Secure Protocol Implementation
                              1. Wireless Network Security
                              2. System Security Requirements
                                1. Malware Protection
                                  1. Anti-Malware Solution Implementation
                                    1. Malware Detection and Response
                                      1. Secure Development Practices
                                        1. Application Security Testing
                                          1. Patch Management Procedures
                                          2. Access Control Requirements
                                            1. Access Control Policies
                                              1. Need-to-Know Principle
                                                1. User Account Management
                                                  1. Authentication Requirements
                                                    1. Multi-Factor Authentication
                                                      1. Physical Access Controls
                                                      2. Monitoring and Testing Requirements
                                                        1. Logging and Monitoring
                                                          1. Log Management Systems
                                                            1. Log Analysis Procedures
                                                              1. Security Testing Requirements
                                                                1. Vulnerability Scanning
                                                                  1. Penetration Testing
                                                                  2. Security Policy Requirements
                                                                    1. Information Security Policy
                                                                      1. Policy Documentation
                                                                        1. Policy Communication
                                                                          1. Policy Review and Updates
                                                                          2. Compliance Validation
                                                                            1. Scoping and Segmentation
                                                                              1. Cardholder Data Environment Definition
                                                                                1. Network Segmentation Validation
                                                                                  1. Compliance Assessment Methods
                                                                                    1. Report on Compliance
                                                                                      1. Self-Assessment Questionnaire
                                                                                        1. Qualified Security Assessor Role
                                                                                      2. EMV Chip Card Standards
                                                                                        1. EMV Technology Framework
                                                                                          1. Chip and PIN Implementation
                                                                                            1. PIN Entry Security
                                                                                              1. PIN Verification Methods
                                                                                                1. Chip and Signature Systems
                                                                                                  1. Signature Verification Limitations
                                                                                                  2. Authentication Methods
                                                                                                    1. Static Data Authentication
                                                                                                      1. Dynamic Data Authentication
                                                                                                        1. Combined Data Authentication
                                                                                                          1. Offline Authentication
                                                                                                            1. Online Authentication
                                                                                                            2. Liability and Risk Management
                                                                                                              1. EMV Liability Shift
                                                                                                                1. Merchant Impact
                                                                                                                  1. Issuer Responsibilities
                                                                                                                    1. Fraud Liability Distribution
                                                                                                                      1. Risk Management Strategies
                                                                                                                    2. 3-D Secure Protocol
                                                                                                                      1. Protocol Evolution
                                                                                                                        1. 3-D Secure 1.0 Architecture
                                                                                                                          1. 3-D Secure 2.0 Enhancements
                                                                                                                            1. Protocol Comparison
                                                                                                                              1. Migration Considerations
                                                                                                                              2. Authentication Flows
                                                                                                                                1. Frictionless Authentication
                                                                                                                                  1. Challenge-Based Authentication
                                                                                                                                    1. Risk-Based Authentication
                                                                                                                                      1. Step-Up Authentication
                                                                                                                                      2. Implementation Considerations
                                                                                                                                        1. Merchant Integration
                                                                                                                                          1. Issuer Implementation
                                                                                                                                            1. User Experience Optimization
                                                                                                                                              1. Mobile Implementation
                                                                                                                                            2. Additional Regulatory Frameworks
                                                                                                                                              1. Data Protection Regulations
                                                                                                                                                1. General Data Protection Regulation
                                                                                                                                                  1. Data Subject Rights
                                                                                                                                                    1. Data Breach Notification
                                                                                                                                                      1. Privacy by Design
                                                                                                                                                      2. Cybersecurity Frameworks
                                                                                                                                                        1. NIST Cybersecurity Framework
                                                                                                                                                          1. Framework Core Functions
                                                                                                                                                            1. Implementation Tiers
                                                                                                                                                              1. Framework Profiles
                                                                                                                                                                1. Payment System Application
                                                                                                                                                                2. Information Security Standards
                                                                                                                                                                  1. ISO 27001 Standard
                                                                                                                                                                    1. Information Security Management System
                                                                                                                                                                      1. Risk Management Process
                                                                                                                                                                        1. Certification Requirements
                                                                                                                                                                          1. Continuous Improvement

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                                                                                                                                                                      5. Threat Landscape and Attack Vectors

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                                                                                                                                                                      7. Security Operations and Governance