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Research and Engineering Studio on AWS Version 2025.12 now available

Published
December 22, 2025
https://aws.amazon.com/about-aws/whats-new/2025/12/research-engineering-studio-aws-new-version-available/

Research and Engineering Studio (RES) on AWS version 2025.12

AWS has released version 2025.12 of Research and Engineering Studio (RES) on AWS, featuring tag propagation for CloudFormation resources, enhanced Windows domain configuration options, default session scheduling, and security improvements.

New Features

  • Tag Propagation: Tags applied to the CloudFormation stack now propagate to all resources created during RES deployment, aiding in cost tracking and resource management.
  • Enhanced Windows Domain Configuration: Administrators can disable automatic Windows domain joining for hosts, allowing for custom domain-join logic.
  • Default Session Scheduling: Set a default schedule for all new desktop sessions, standardizing session management practices.
  • Security Improvements: This version includes several security enhancements to help RES deployments meet the NIST 800-223 standard.

Bug Fixes

  • Resolved a bug where some sessions were logged out after 2 minutes when using a custom DNS domain.

What to do

  • Review the new features and security improvements to understand the benefits and impacts.
  • Update your RES deployments to the latest version to take advantage of the new features and fixes.
  • Consult the RES documentation for detailed release notes and deployment instructions.

Source: AWS release notes




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