Core Infrastructure

​

Core Infrastructure Documentation

​

Overview

​

Core Components

​

Authentication & Authorization

• AuthService: Handles user authentication and session management
  • Implements HIPAA-compliant authentication flows
  • Supports multi-factor authentication with FIDO2/WebAuthn
  • Manages role-based access control (RBAC)
  • Integrates with secure token rotation system

​

Security Infrastructure

• FHE System: Fully Homomorphic Encryption for maximum data protection
  • Secure key management and rotation
  • Encrypted data processing capabilities
  • Integration with chat and analytics systems
• PII Detection: Automated personally identifiable information handling
  • Pattern-based detection
  • ML-based detection simulation
  • Secure redaction system
• Security Middleware:
  • Content Security Policy implementation
  • CSRF protection
  • Rate limiting
  • Audit logging

​

API Infrastructure

• Route Structure:
  • RESTful endpoints for core functionality
  • WebSocket support for real-time features
  • GraphQL integration for complex data queries
• Middleware Chain:
  • Authentication verification
  • Request validation
  • Rate limiting
  • Error handling
  • Audit logging

​

Performance Optimization

• Caching System:
  • Redis-based caching
  • Multi-level cache strategy
  • Automatic cache invalidation
  • Performance metrics tracking
• Database Optimization:
  • Query optimization
  • Index management
  • Connection pooling
  • Performance monitoring

​

Monitoring & Logging

• Structured Logging:
  • Request ID tracking
  • Multi-level logging support
  • Context enrichment
  • Log rotation and aggregation
• Security Monitoring:
  • Security event tracking
  • Failed login monitoring
  • Suspicious activity detection
  • Real-time alerting

​

Configuration Management

​

Environment Variables

interface EnvironmentConfig {
  NODE_ENV: 'development' | 'staging' | 'production'
  DATABASE_URL: string
  REDIS_URL: string
  API_KEY: string
  ENCRYPTION_KEY: string
  JWT_SECRET: string
  CORS_ORIGINS: string[]
  RATE_LIMIT: {
    window: number
    max: number
  }
}

​

Security Headers

const securityHeaders = {
  'Content-Security-Policy': "default-src 'self'",
  'X-Frame-Options': 'DENY',
  'X-Content-Type-Options': 'nosniff',
  'Referrer-Policy': 'strict-origin-when-cross-origin',
  'Permissions-Policy': 'camera=(), microphone=(), geolocation=()',
  'Strict-Transport-Security': 'max-age=31536000; includeSubDomains',
}

​

Deployment Configuration

​

Build Process

{
  "build": {
    "env": {
      "ASTRO_TELEMETRY_DISABLED": "1"
    },
    "command": "astro build",
    "output": "dist"
  }
}

​

Runtime Configuration

{
  "version": 2,
  "builds": [
    {
      "src": "package.json",
      "use": "@vercel/static-build"
    }
  ],
  "routes": [
    {
      "src": "/(.*)",
      "dest": "/index.html"
    }
  ]
}

​

Error Handling

​

Global Error Handler

interface ErrorResponse {
  error: {
    code: string
    message: string
    details?: unknown
  }
  requestId: string
  timestamp: string
}

​

Error Categories

• Authentication Errors
• Authorization Errors
• Validation Errors
• Rate Limit Errors
• Internal Server Errors
• External Service Errors

​

Performance Monitoring

​

Metrics Tracked

• Response Times
• Error Rates
• Cache Hit Rates
• API Usage
• Resource Utilization
• Security Events

​

Alerting Thresholds

• Response Time > 500ms
• Error Rate > 1%
• Cache Hit Rate < 80%
• CPU Usage > 80%
• Memory Usage > 80%

​

Maintenance Procedures

​

Backup Procedures

• Daily database backups
• Configuration backups
• Log archives
• Encryption key backups

​

Update Procedures

• Security patch deployment
• Dependency updates
• Configuration changes
• Database migrations

​

Emergency Procedures

• Service restoration
• Data recovery
• Security incident response
• Performance degradation handling

​

Best Practices

​

Security

• Regular security audits
• Penetration testing
• Vulnerability scanning
• Access review
• Security training

​

Performance

• Regular performance testing
• Load testing
• Stress testing
• Capacity planning
• Performance optimization

​

Monitoring

• 24/7 system monitoring
• Alert management
• Incident response
• Performance tracking
• Usage analytics

​

Troubleshooting Guide

​

Common Issues

1. Authentication Failures
   • Check token validity
   • Verify credentials
   • Check session state
   • Review security logs
2. Performance Issues
   • Check resource usage
   • Review database queries
   • Analyze cache performance
   • Monitor external services
3. Security Alerts
   • Review security logs
   • Check access patterns
   • Analyze traffic patterns
   • Verify security rules

​

Development Guidelines

​

Code Standards

• TypeScript strict mode
• ESLint configuration
• Prettier formatting
• Unit test coverage
• Documentation requirements

​

Review Process

• Code review requirements
• Security review checklist
• Performance review criteria
• Documentation review

​

Deployment Process

• Staging environment testing
• Production deployment steps
• Rollback procedures
• Monitoring requirements

​

Support and Maintenance

​

Support Levels

• Level 1: Basic support
• Level 2: Technical support
• Level 3: Expert support
• Level 4: Emergency support

​

Response Times

• Critical: 15 minutes
• High: 1 hour
• Medium: 4 hours
• Low: 24 hours

​

Escalation Process

1. Initial response
2. Technical assessment
3. Expert consultation
4. Emergency response
5. Post-incident review

​

Compliance

​

HIPAA Compliance

• Data encryption
• Access controls
• Audit logging
• Security measures
• Privacy protection

​

Security Standards

• OWASP compliance
• Security best practices
• Regular audits
• Vulnerability management
• Incident response

​

Future Improvements

​

Planned Enhancements

• Advanced analytics
• Enhanced security features
• Performance optimizations
• Scalability improvements
• Additional integrations

​

Roadmap

1. Q2 2025
   • Advanced monitoring
   • Enhanced security
   • Performance optimization
2. Q3 2025
   • Scalability improvements
   • New integrations
   • Feature enhancements
3. Q4 2025
   • Advanced analytics
   • AI improvements
   • Platform expansion