Drupal remains the dominant content management system for federal government web properties. The combination of its flexible content architecture, strong access control model, robust API capabilities, and a long track record in agency deployments makes it the de facto standard for federal CMS. Deploying Drupal on AWS GovCloud in a FedRAMP-compliant configuration requires careful architectural decisions that this article examines in depth.
Why Drupal for Federal Agencies
Proven federal track record: NASA, USDA, VA, FDA, FCC, and hundreds of other federal web properties run Drupal. The federal Drupal community (drupal.org/community/federal) is active and produces shared modules, distributions, and best practices specific to government requirements.
Flexible content architecture: Drupal's entity and field system supports the complex structured content types that federal agencies require — regulatory documents, program descriptions, news releases, data tables, and multimedia — without requiring custom application development for most content management scenarios.
Role-based access control: Drupal's built-in RBAC, combined with contributed modules, supports the multi-tier editorial workflows common in government — content creators, section editors, legal reviewers, and web administrators with clearly separated permissions.
API-first capabilities: Drupal's JSON:API and GraphQL modules support headless and decoupled CMS architectures where the CMS serves as a content back-end for React, Next.js, or other front-end applications — increasingly the pattern for modern federal digital services.
USWDS integration: The US Web Design System (USWDS) integration for Drupal provides official USWDS component implementations as Drupal themes and modules, simplifying compliance with OMB web standards.
AWS GovCloud Architecture for Drupal
A FedRAMP-compliant Drupal deployment on AWS GovCloud typically follows this reference architecture:
Compute: - ECS Fargate (preferred) or EC2 Auto Scaling Group for Drupal application containers - PHP-FPM process manager for Drupal - Nginx or Apache as the web server in front of PHP-FPM - Docker image with hardened base (CIS benchmarked Amazon Linux or RHEL minimal)
Database: - Amazon RDS PostgreSQL (preferred for Drupal) or MySQL/Aurora MySQL in Multi-AZ configuration - Encryption at rest using KMS with AWS-managed or customer-managed key
Caching: - Amazon ElastiCache Redis for Drupal caching (internal page cache, dynamic page cache, entity cache) - Note: ElastiCache Redis in GovCloud requires encryption in transit and at rest for FedRAMP compliance
File storage: - Amazon S3 for public and private file storage - Presigned URLs for private file access rather than serving private files through the web tier - CloudFront (or CloudFront with WAF) in GovCloud for CDN layer
CDN and WAF: - Amazon CloudFront in GovCloud is FedRAMP authorized - AWS WAF on CloudFront provides OWASP Top 10 protection and rate limiting - Custom WAF rules for Drupal-specific attack patterns (SQL injection, PHP file upload attacks)
Search: - Amazon OpenSearch Service (formerly Elasticsearch) in GovCloud for site search - Or Drupal's database search for small sites where full-text search performance requirements are modest
USWDS Integration and Section 508 Compliance
The U.S. Web Design System (USWDS) is the federal government's design system — a set of accessible, mobile-responsive components that implement federal web standards. All new federal web properties are expected to use USWDS.
Implementation approaches: - Drupal USWDS Base Theme: A contributed Drupal theme that implements USWDS 3.x as a Drupal theme. Provides USWDS components as Drupal template elements. - Sub-theming: Most agency deployments sub-theme the USWDS base theme to apply agency-specific branding (colors, typography from the agency's USWDS customization settings file).
Section 508 compliance: Section 508 requires that all federal web content be accessible to users with disabilities. USWDS components are built to WCAG 2.1 AA standards — the federal accessibility standard. Drupal's CMS interface itself must also meet 508 requirements for editorial users. The Drupal community maintains 508-compliant administrative interfaces, but custom module development must include accessibility testing.
Testing tools: WAVE, axe, and Lighthouse accessibility audits as automated CI gates; screen reader testing with JAWS and NVDA for critical user workflows.
Drupal Security Hardening for FedRAMP
Module management:
- Disable all unused core modules
- Regularly update all contributed modules (Drupal Security Team publishes security advisories via SA-CONTRIB- identifiers)
- Run automated module update checks in CI using composer outdated with security-only filtering
- Maintain a Software Bill of Materials (SBOM) for all Drupal components
Configuration management: - Use Drupal's Configuration Management (CMI) to export all configuration to code — prevents configuration drift between environments and provides version-controlled change history - Never make configuration changes directly in production — all changes flow through the pipeline from feature branch through dev/staging to production
File upload security: - Restrict allowed file types to the minimum required - Scan uploaded files with antivirus (ClamAV) before making them available - Store uploaded files in private S3 bucket with access control rather than public-readable
Authentication: - Restrict admin user (UID 1) access and consider blocking direct login for UID 1 in production - Implement MFA for all editorial and administrative Drupal users (Drupal TFA module) - Use AWS IAM roles rather than long-term access keys for any Drupal-to-AWS service interactions
Drupal-specific security modules: - Security Kit module (seckit): Configures Content Security Policy, HSTS, X-Frame-Options, and other HTTP security headers - Paranoia module: Restricts actions that could allow code execution through the Drupal admin UI - Security Review module: Automated security configuration checks
Rutagon builds and maintains Drupal web platforms for government agencies on AWS GovCloud. Contact us to discuss your agency's web platform requirements.
Frequently Asked Questions
Is Drupal FedRAMP authorized?
Drupal itself is open-source software, not a cloud service, so it is not FedRAMP authorized in isolation. A Drupal-based web application deployed on FedRAMP authorized cloud infrastructure (AWS GovCloud, Azure Government, etc.) can achieve FedRAMP authorization for the system boundary that includes the Drupal application and its hosting infrastructure. Many Drupal-based federal agency systems have obtained ATOs.
How does Drupal integrate with federal identity providers?
Drupal integrates with federal identity providers (OKTA, Microsoft Entra ID, agency-specific SAML IdPs) through the SimpleSAMLphp Authentication module or the OpenID Connect module. For public-facing sites requiring public login, Login.gov integration is available through a Drupal OpenID Connect module. For staff editorial access, SAML integration with the agency's identity provider is standard.
What is the difference between acquia.com and self-managed Drupal on GovCloud?
Acquia provides Drupal Platform-as-a-Service (managed Drupal hosting). Acquia has a FedRAMP moderate authorization. Self-managed Drupal on AWS GovCloud gives the agency more control over infrastructure but requires the agency (or contractor) to manage all operational aspects. Acquia's managed offering reduces operational burden but introduces dependency on a third-party managed service. The choice depends on the agency's operations capability and risk preference.
What database does Drupal use in government deployments?
PostgreSQL has become the preferred database for new Drupal government deployments over MySQL/MariaDB — better performance characteristics for Drupal's complex queries, stronger data integrity guarantees, and strong support in Amazon RDS. Existing deployments on MySQL/Aurora MySQL continue to function well. Drupal supports both database engines, and the choice is primarily an operational preference for new projects.