Production-Ready Security Implementation Guide

1. Authentication & Authorization

Authentication Security

User Authentication:
□ Password requirements
  • Minimum length: 8 characters
  • Complexity requirements
  • Common password check
  • Breach database check

□ Multi-factor authentication
  • TOTP implementation
  • Recovery codes
  • Backup methods
  • Device tracking

□ Session management
  • Secure session tokens
  • Session timeout
  • Concurrent session handling
  • Device fingerprinting

□ Password reset flow
  • Secure reset tokens
  • Limited token lifetime
  • Rate limiting
  • Email verification

Authorization Controls

Access Control:
□ Role-based access (RBAC)
  • User roles defined
  • Permission matrix
  • Resource access rules
  • Role inheritance

□ API security
  • JWT validation
  • Scope checking
  • Rate limiting
  • Token rotation

□ Resource permissions
  • Object-level access
  • Team permissions
  • Sharing controls
  • Audit logging

2. Data Security

Data Protection

Encryption Requirements:
□ Data at rest
  • Database encryption
  • File encryption
  • Backup encryption
  • Key management

□ Data in transit
  • TLS 1.3
  • HTTPS only
  • Secure cookies
  • HSTS enabled

□ Sensitive data
  • PII handling
  • Credit card data
  • Access logs
  • Audit trails

Data Compliance

Compliance Checklist:
□ GDPR compliance
  • Privacy policy
  • Data processing terms
  • Export functionality
  • Deletion capability

□ Data retention
  • Retention periods
  • Cleanup policies
  • Archive strategy
  • Recovery plan

□ Audit requirements
  • Access logging
  • Change tracking
  • User activity
  • System events

3. Infrastructure Security

Server Security

Server Hardening:
□ Operating system
  • Regular updates
  • Security patches
  • Minimal services
  • Firewall rules

□ Network security
  • DDoS protection
  • IP filtering
  • Port security
  • Traffic monitoring

□ Container security
  • Image scanning
  • Runtime protection
  • Resource limits
  • Access controls

Database Security

Database Protection:
□ Access control
  • Strong passwords
  • IP restrictions
  • User permissions
  • Connection limits

□ Query security
  • Prepared statements
  • Input validation
  • SQL injection prevention
  • Query timeouts

□ Backup security
  • Encrypted backups
  • Secure transport
  • Access controls
  • Testing regime

4. Application Security

Code Security

Secure Development:
□ Input validation
  • Data sanitization
  • Type checking
  • Size limits
  • Format validation

□ Output encoding
  • XSS prevention
  • Content security
  • Safe rendering
  • HTML sanitization

□ Security headers
  • CSP configuration
  • CORS policy
  • X-Frame-Options
  • XSS protection

API Security