Cloud Infrastructure

🔑 Key Takeaway: Cloud security is IAM, encryption, network boundary, and logging done consistently. Misconfigured public storage and overly broad roles remain common failure modes.

Securing your cloud infrastructure could be considered as important as securing your decentralized application, as a lot of users will be interacting with your dapp through the cloud provider. Some best practices to consider are:

1. Implement strict access controls and identity management to ensure that only authorized individuals can interact with cloud resources. Use role-based access control (RBAC) and multi-factor authentication (MFA).
2. Encrypt data both in transit and at rest. Use managed encryption keys or bring your own keys (BYOK) for enhanced security.
3. Configure virtual private clouds (VPCs), implement firewalls, and monitor network traffic to protect against unauthorized access and threats.
4. Set up comprehensive logging, monitoring, and threat detection systems to identify and respond to security incidents in real-time. Use services like AWS CloudTrail, Azure Monitor, and Google Cloud Logging.
5. Implement high availability, data backup, and disaster recovery plans to protect against service disruptions. Use automated fail-over and replication strategies.
6. Ensure compliance with regulatory requirements (e.g., GDPR, MiCA).

Cloud Provider Hardening Guides

All cloud providers have hardening guides that provide step-by-step instructions and best practices for securing cloud infrastructure:

• AWS: Security, Identity, and Compliance
• Azure: Best Practices and Patterns
• GCP: Security Best Practices

Open Source Tools

To aid with vulnerability detection and compliance, you could consider using the following open-source tools:

• CloudSploit: CloudSploit
• Prowler: Prowler
• S3Scanner (AWS): S3Scanner
• Zeus (AWS): Zeus

Further Reading

• Infrastructure overview: how the pages of this framework fit together
• Access Management: the RBAC and lifecycle practice behind cloud control planes
• Network Security: VPC boundaries, firewalls, and traffic monitoring
• AWS Well-Architected Security Pillar: a reference model for reviewing a cloud footprint