
David Sibley enhanced the ministryofjustice/modernisation-platform-environments repository by delivering three security-focused features over three months. He implemented secure browser configuration allowlist enhancements and unified SSO support, strengthening workspace security and expanding authentication options for AWS Workspaces Web. Using Terraform and HCL, David managed infrastructure as code to update browser settings, remove configuration drift, and streamline access control policies. His work emphasized security by design, traceability through Git workflows, and cross-team collaboration. The solutions reduced unauthorized access risks, improved user onboarding, and maintained compliance, reflecting a thoughtful approach to cloud security and infrastructure management without introducing user-facing regressions.
February 2026 monthly summary for ministryofjustice/modernisation-platform-environments: Delivered Unified SSO Support in Secure Browser, expanding authentication options and improving security posture for end users. Key changes include Ashfords SSO added to permitted list in AWS Workspaces Web browser settings and a new Microsoft SSO Sign-In URL added to the secure browser settings, implemented via Terraform updates to workspaces-secure-browser.tf. No major bugs fixed this month. Overall, the changes reduce login friction and increase accessibility for a broader user base, while maintaining security controls and traceability through commit history.
February 2026 monthly summary for ministryofjustice/modernisation-platform-environments: Delivered Unified SSO Support in Secure Browser, expanding authentication options and improving security posture for end users. Key changes include Ashfords SSO added to permitted list in AWS Workspaces Web browser settings and a new Microsoft SSO Sign-In URL added to the secure browser settings, implemented via Terraform updates to workspaces-secure-browser.tf. No major bugs fixed this month. Overall, the changes reduce login friction and increase accessibility for a broader user base, while maintaining security controls and traceability through commit history.
Month: 2026-01. Focused on security hardening and access control improvements in ministryofjustice/modernisation-platform-environments. Delivered a new Access Control Allowlist for Secure Browser Settings, strengthening domain-based request filtering for cloud-based browser configurations. Implemented the allowlist entries for new requests (commit b09000b720d11836cf38541e7f820b106d89745b) as part of #14972. No major bugs fixed this month; the emphasis was security governance and risk reduction. Impact: reduces exposure to unauthorized requests, improves security posture for browser settings in cloud environments, and supports compliant, secure deployments. Technologies/skills demonstrated: security by design, access control policy management, Git-based workflows, and cross-team collaboration.
Month: 2026-01. Focused on security hardening and access control improvements in ministryofjustice/modernisation-platform-environments. Delivered a new Access Control Allowlist for Secure Browser Settings, strengthening domain-based request filtering for cloud-based browser configurations. Implemented the allowlist entries for new requests (commit b09000b720d11836cf38541e7f820b106d89745b) as part of #14972. No major bugs fixed this month; the emphasis was security governance and risk reduction. Impact: reduces exposure to unauthorized requests, improves security posture for browser settings in cloud environments, and supports compliant, secure deployments. Technologies/skills demonstrated: security by design, access control policy management, Git-based workflows, and cross-team collaboration.
December 2025 monthly summary for the ministryofjustice/modernisation-platform-environments project. Delivered a Secure Browser Configuration Allowlist Enhancement to strengthen workspace security and browser functionality; removed duplicate allowlist entries to reduce configuration drift and simplify maintenance. Benefits include a strengthened security posture, fewer user-facing issues, and clearer governance of browser configurations.
December 2025 monthly summary for the ministryofjustice/modernisation-platform-environments project. Delivered a Secure Browser Configuration Allowlist Enhancement to strengthen workspace security and browser functionality; removed duplicate allowlist entries to reduce configuration drift and simplify maintenance. Benefits include a strengthened security posture, fewer user-facing issues, and clearer governance of browser configurations.

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