AWS Control Tower Landing Zone
Enterprise-grade Terraform automation for deploying AWS Control Tower with comprehensive governance, security, and compliance controls.
🚀 Features
Multi-Account Architecture
Secure, scalable organizational structure with automated account vending
35+ Service Control Policies
Comprehensive governance controls for security and compliance
Zero Trust Networking
Network Firewall with stateful inspection and deny-by-default rules
Automated Operations
Drift detection, state backups, and account bootstrapping
Cost Optimization
AWS Budgets, anomaly detection, and lifecycle policies
Secrets Management
AWS Secrets Manager integration for sensitive data
Comprehensive Testing
8 test suites with 50+ OPA policy rules
Extensive Documentation
20+ guides covering all aspects of deployment and operations
📊 Project Status
| Component | Status | Completion |
|---|---|---|
| Core Infrastructure | ✅ Complete | 100% |
| Security & Compliance | ✅ Complete | 100% |
| Networking | ✅ Complete | 100% |
| Account Vending | ✅ Complete | 100% |
| Cost Optimization | ✅ Complete | 100% |
| Secrets Management | ✅ Complete | 100% |
| Testing Framework | ✅ Complete | 100% |
| Documentation | ✅ Complete | 100% |
| Best Practices | ⏳ Partial | 85% |
Overall Status: ✅ Production Ready
🎯 Quick Start
Prerequisites
Ensure you have AWS Organizations enabled and Terraform 1.6+ installed before proceeding.
# Required
- AWS Organizations enabled
- Terraform >= 1.6.0
- AWS CLI >= 2.0
- Management account access
# Recommended
- jq, tfsec, terraform-docs, make
Installation
# 1. Setup pre-commit hooks
./scripts/setup-pre-commit.sh
./scripts/setup-git-secrets.sh
# 2. Deploy backend (first time only)
cd examples/terraform-backend
terraform init && terraform apply
terraform output -raw backend_config_hcl > ../../backend.hcl
cd ../..
# 3. Initialize and deploy
terraform init -backend-config=backend.hcl
make plan
make apply
Control Tower deployment takes 60-90 minutes. Plan accordingly.
📚 Documentation
Getting Started
- Complete Implementation Guide - Comprehensive guide covering all aspects
- Deployment Guide - Step-by-step deployment instructions
- Quick Start - Get up and running quickly
Architecture & Design
- Architecture Overview - System architecture and design decisions
- Security - Security features and controls
- Networking - Network architecture and firewall configuration
- Zero Trust - Zero Trust architecture implementation
Operations
- Account Vending - Automated account creation and bootstrapping
- Disaster Recovery - DR runbook and procedures
- Best Practices - Catalog of 60+ best practices
- Testing Guide - Testing framework and best practices
🏗️ Architecture
┌─────────────────────────────────────────────────────────────┐
│ Management Account │
│ ┌────────────────────────────────────────────────────────┐ │
│ │ Control Tower Landing Zone │ │
│ │ • GuardDuty • Security Hub • AWS Config │ │
│ │ • CloudTrail • Network Firewall • Transit Gateway │ │
│ └────────────────────────────────────────────────────────┘ │
└──────────────────────────┬───────────────────────────────────┘
│
┌──────────────────┴──────────────────┐
│ │
┌───────▼────────┐ ┌────────▼───────┐
│ Security OU │ │ Workload OUs │
│ │ │ │
│ • Log Archive │ │ • Production │
│ • Audit │ │ • Non-Prod │
│ • Security │ │ • Development │
└────────────────┘ └────────────────┘
🔒 Security Features
- 35+ Service Control Policies - Comprehensive governance controls
- GuardDuty - Threat detection across all accounts
- Security Hub - CIS and AWS Foundational standards
- AWS Config - Configuration compliance tracking
- Network Firewall - Stateful packet inspection
- KMS Encryption - All data encrypted at rest
- IAM Access Analyzer - Resource access analysis
- VPC Flow Logs - Network traffic monitoring
💰 Cost Estimate
| Component | Monthly Cost | Notes |
|---|---|---|
| Control Tower | $0 | No charge |
| GuardDuty | $5-10 | Per account |
| Security Hub | $5-10 | Per account |
| AWS Config | $10-20 | Per account |
| Network Firewall | $350+ | Per AZ |
| Transit Gateway | $36+ | Per attachment |
| NAT Gateway | $32-96 | Per gateway |
| Total (Single Account) | $450-550 | Approximate |
Cost optimization features can reduce costs by 20-30% in non-production environments.
🤝 Contributing
We welcome contributions! Please see our Contributing Guide for details.
- Fork the repository
- Create a feature branch
- Make your changes
- Run tests:
make test-all - Submit a pull request
📞 Support
For issues and questions:
- Review the Documentation
- Check Troubleshooting Guide
- Open an issue on GitHub
- Contact AWS Support for Control Tower issues
📄 License
This project is licensed under the MIT License - see the LICENSE file for details.
Built with ❤️ using Terraform, AWS Control Tower, and AWS Organizations