📊 [GDPR Phase 4] Implement Audit Logging System

[Vitexus]

Overview

Implement comprehensive audit logging for all personal data operations to maintain compliance records and detect potential breaches.

Tasks

• Create audit log database schema
• Implement logging for all personal data access
• Log data modifications with before/after values
• Track user authentication events
• Log data export and deletion requests
• Implement admin access logging
• Create audit log viewer interface
• Add automated alerts for suspicious activities

What to Log

• User login/logout events
• Personal data access (views, exports)
• Data modifications (create, update, delete)
• Administrative actions
• Failed authentication attempts
• Data breach incidents
• Consent changes
• System configuration changes

Technical Requirements

• Audit log database table
• Logging middleware/interceptor
• Log viewer dashboard
• Log retention and archival
• Performance optimization (async logging)
• Log integrity protection

Files to Create

• New: src/MultiFlexi/Audit/AuditLogger.php
• New: src/MultiFlexi/Audit/AuditLogViewer.php
• New: src/audit-logs.php
• Database: Audit log tables

Priority: 🟡 High

Estimated Effort: 1-2 weeks