AWS Security Blog

Tag: STS

How to use Regional AWS STS endpoints

July 10, 2025: We updated this post with additional guidance about using Amazon Route 53 Resolver to resolve Regional AWS STS endpoints. In addition, starting July 31, 2025, new versions of AWS SDKs will default to the Regional STS endpoint without additional configuration. For more information, see Updating AWS SDK defaults – AWS STS service […]

Announcing an update to IAM role trust policy behavior

April 16, 2024: Updated with information on AWS CloudTrail logging for roles that are still using the implicit trust behavior, and additional sample queries to find these roles. June 15, 2023: Enforcement has changed from a fixed date to an automated process starting June 30, 2023 that removed roles based on observed role assumption behavior. […]

New in Amazon EMR: Support for Federated Users

AWS announced yesterday that Amazon Elastic MapReduce (EMR) added support for federated users. If you use Amazon EMR, you can now enable users to administer Amazon EMR clusters who are signed in to your corporate network using their corporate credentials—you no longer need to create IAM users for access to EMR. Up to now, federated […]