# Security Compliance Documentation

## Overview

This document outlines security compliance requirements and controls for the DeFi Oracle Meta Mainnet.

## Security Controls

### Access Control

- **Key Management**: Azure Key Vault for validator keys
- **RBAC**: Role-based access control in Kubernetes
- **Network Policies**: Network isolation and segmentation
- **API Authentication**: API keys and JWT tokens

### Network Security

- **Private Subnets**: Validators in private subnets
- **NSGs**: Network Security Groups with restrictive rules
- **WAF**: Web Application Firewall for RPC endpoints
- **TLS**: TLS encryption for all external communication

### Application Security

- **Security Scanning**: SolidityScan, Slither, Mythril
- **Dependency Scanning**: Snyk, Trivy
- **Container Scanning**: Trivy for Docker images
- **Code Review**: All code changes reviewed

### Monitoring and Alerting

- **Security Monitoring**: Azure Security Center
- **Logging**: Centralized logging with Loki
- **Alerting**: Prometheus and Alertmanager
- **Incident Response**: Automated incident response

## Compliance Requirements

### Regulatory Compliance

- **Data Protection**: GDPR compliance for EU data
- **Financial Regulations**: Compliance with financial regulations
- **Audit Trails**: Complete audit trails for all operations

### Security Standards

- **OWASP**: OWASP Top 10 compliance
- **NIST**: NIST Cybersecurity Framework alignment
- **ISO 27001**: ISO 27001 security controls

## Security Audit Procedures

### Pre-Deployment Audits

1. **Code Review**: All code reviewed
2. **Security Scanning**: Automated security scans
3. **Penetration Testing**: Regular penetration tests
4. **Audit Reports**: Security audit reports

### Ongoing Audits

1. **Regular Scans**: Weekly security scans
2. **Dependency Updates**: Regular dependency updates
3. **Vulnerability Management**: Vulnerability tracking
4. **Incident Reviews**: Post-incident reviews

## Security Monitoring Tools

### Current Tools

- **SolidityScan**: Contract vulnerability scanning
- **Slither**: Static analysis
- **Mythril**: Dynamic analysis
- **Snyk**: Dependency scanning
- **Trivy**: Container scanning
- **Azure Security Center**: Infrastructure security

### Future Enhancements

- **Formal Verification**: Formal verification tools
- **Fuzzing**: Automated fuzzing
- **Penetration Testing**: Regular penetration tests
- **Security Monitoring**: Enhanced security monitoring

## Best Practices

1. **Security First**: Security-first approach
2. **Regular Updates**: Keep dependencies updated
3. **Monitoring**: Continuous security monitoring
4. **Documentation**: Document security decisions
5. **Training**: Security training for team