Tag: IAM policies

In a previous blog post, we introduced the IAM Access Analyzer custom policy check feature, which allows you to validate your policies against custom rules. Now we’re taking a step further and bringing these policy checks directly into your development environment with the AWS Toolkit for Visual Studio Code (VS Code). In this blog post, […]

AWS Identity and Access Management Access Analyzer simplifies inspecting unused access to guide you towards least privilege. You can use unused access findings to identify over-permissive access granted to AWS Identity and Access Management (IAM) roles and users in your accounts or organization. From a delegated administrator account for IAM Access Analyzer, you can use the dashboard […]

As a security team lead, your goal is to manage security for your organization at scale and ensure that your team follows AWS Identity and Access Management (IAM) security best practices, such as the principle of least privilege. As your developers build on AWS, you need visibility across your organization to make sure that teams […]

AWS Identity and Access Management (IAM) Access Analyzer offers tools that help you set, verify, and refine permissions. You can use IAM Access Analyzer external access findings to continuously monitor your AWS Organizations organization and Amazon Web Services (AWS) accounts for public and cross-account access to your resources, and verify that only intended external access […]

July 12, 2024: AWS has extended custom policy checks to include a new check called Check No Public Access. This new check determines whether a resource policy grants public access to a specified resource type. In addition to this new check, there has been an update to the existing Check Access Not Granted check. The […]

Sometimes you want to configure an AWS service to access your resource in another service. For example, you can configure AWS CloudTrail, a service that monitors account activity across your AWS infrastructure, to write log data to your bucket in Amazon Simple Storage Service (Amazon S3). When you do this, you want assurance that the service […]

AWS Identity and Access Management (IAM) recently launched new condition keys to make it simpler to control access to your resources along your Amazon Web Services (AWS) organizational boundaries. AWS recommends that you set up multiple accounts as your workloads grow, and you can use multiple AWS accounts to isolate workloads or applications that have […]

December 4, 2020: We’ve updated this post to use s3:CreateBucket to simplify the intro example, replaced figure 8 removing the IfExists reference, and clarified qualifier information in the example. In this post, I’m going to share two techniques I’ve used to write least privilege AWS Identity and Access Management (IAM) policies. If you’re not familiar […]

Update on April 9, 2019: We added some text to clarify that the session token size is going to increase. The AWS Cloud spans 61 Availability Zones within 20 geographic regions around the world, and has announced plans to expand to 12 more Availability Zones and four more Regions: Hong Kong, Bahrain, Cape Town, and […]

Recently, AWS enabled tags on IAM principals (users and roles). The main benefit of this new feature is that you’ll be able to author a single policy to grant access to individual resources and you’ll no longer need to update your policies for each new resource that you add. In other words, you can now […]