AWS Security Blog
Tag: AWS IAM
Control access to Amazon Elastic Container Service resources by using ABAC policies
As an AWS customer, if you use multiple Amazon Elastic Container Service (Amazon ECS) services/tasks to achieve better isolation, you often have the challenge of how to manage access to these containers. In such cases, using tags can enable you to categorize these services in different ways, such as by owner or environment. This blog […]
Managing temporary elevated access to your AWS environment
September 27, 2023: We updated this post to include a list of newer temporary elevated access solutions that integrate with AWS IAM Identity Center. September 9, 2022: This blog post has been updated to reflect the new name of AWS Single Sign-On (SSO) – AWS IAM Identity Center. Read more about the name change here. […]
Validate IAM policies in CloudFormation templates using IAM Access Analyzer
In this blog post, I introduce IAM Policy Validator for AWS CloudFormation (cfn-policy-validator), an open source tool that extracts AWS Identity and Access Management (IAM) policies from an AWS CloudFormation template, and allows you to run existing IAM Access Analyzer policy validation APIs against the template. I also show you how to run the tool […]
AWS introduces changes to access denied errors for easier permissions troubleshooting
To help you more easily troubleshoot your permissions in Amazon Web Services (AWS), we’re introducing additional context in the access denied error messages. We’ll start to introduce this change in September 2021, and gradually make it available in all AWS services over the next few months. If you’re currently relying on the exact text of […]
Use IAM Access Analyzer to generate IAM policies based on access activity found in your organization trail
January 25, 2024: The path of the bucket was updated in this post. In April 2021, AWS Identity and Access Management (IAM) Access Analyzer added policy generation to help you create fine-grained policies based on AWS CloudTrail activity stored within your account. Now, we’re extending policy generation to enable you to generate policies based on […]
Building fine-grained authorization using Amazon Cognito, API Gateway, and IAM
September 8, 2023: It’s important to know that if you activate user sign-up in your user pool, anyone on the internet can sign up for an account and sign in to your apps. Don’t enable self-registration in your user pool unless you want to open your app to allow users to sign up. June 5, […]
IAM makes it easier for you to manage permissions for AWS services accessing your resources
November 24, 2023: This post has been updated to show the differences between accessing data by way of an AWS service over public endpoints and over AWS PrivateLink (data access pattern 2). July 7, 2023: This post had been updated to use Amazon S3 Replication as an example in Data access pattern 3b section. Amazon […]
Review last accessed information to identify unused EC2, IAM, and Lambda permissions and tighten access for your IAM roles
September 28, 2023: IAM is incrementally adding support for actions from more services. For a list of services that report action last accessed information, see IAM action last accessed information services and actions. AWS Identity and Access Management (IAM) helps customers analyze access and achieve least privilege. When you are working on new permissions for […]
IAM Access Analyzer makes it easier to implement least privilege permissions by generating IAM policies based on access activity
In 2019, AWS Identity and Access Management (IAM) Access Analyzer was launched to help you remove unintended public and cross account access by analyzing your existing permissions. In March 2021, IAM Access Analyzer added policy validation to help you set secure and functional permissions during policy authoring. Now, IAM Access Analyzer takes that a step […]
Highlights from the latest AWS Identity launches
August 10, 2022: This blog post has been updated to reflect the new name of AWS Single Sign-On (SSO) – AWS IAM Identity Center. Read more about the name change here. Here is the latest from AWS Identity from November 2020 through February 2021. The features highlighted in this blog post can help you manage […]