AWS Security Blog

Category: AWS Identity and Access Management (IAM)

IAM makes it easier for you to manage permissions for AWS services accessing your resources

Amazon Web Services (AWS) customers are storing an unprecedented amount of data on AWS for a range of use cases, including data lakes and analytics, machine learning, and enterprise applications. Customers secure their data by implementing data security controls including identity and access management, network security, and encryption. For non-public, sensitive data, customers want to […]

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Review last accessed information to identify unused EC2, IAM, and Lambda permissions and tighten access for your IAM roles

AWS Identity and Access Management (IAM) helps customers analyze access and achieve least privilege. When you are working on new permissions for your team, you can use IAM Access Analyzer policy generation to create a policy based on your access activity and set fine-grained permissions. To analyze and refine existing permissions, you can use last […]

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How to relate IAM role activity to corporate identity

April 14, 2021: In the section “Use the SourceIdentity attribute with identity federation,” we updated “AWS SSO” to “sign-in endpoint” for clarity. AWS Security Token Service (AWS STS) now offers customers the ability to specify a unique identity attribute for their workforce identities and applications when they assume an AWS Identity and Access Management (IAM) […]

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How to scale your authorization needs by using attribute-based access control with S3

In this blog post, we show you how to scale your Amazon Simple Storage Service (Amazon S3) authorization strategy as an alternative to using path based authorization. You are going to combine attribute-based access control (ABAC) using AWS Identity and Access Management (IAM) with a standard Active Directory Federation Services (AD FS) connected to Microsoft […]

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Highlights from the latest AWS Identity launches

Here is the latest from AWS Identity from November 2020 through February 2021. The features highlighted in this blog post can help you manage and secure your Amazon Web Services (AWS) environment. Identity services answer the question of who has access to what. They enable you to securely manage identities, resources, and permissions at scale and […]

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Analyze and understand IAM role usage with Amazon Detective

In this blog post, we’ll demonstrate how you can use Amazon Detective’s new role session analysis feature to investigate security findings that are tied to the usage of an AWS Identity and Access Management (IAM) role. You’ll learn about how you can use this new role session analysis feature to determine which Amazon Web Services […]

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Use tags to manage and secure access to additional types of IAM resources

AWS Identity and Access Management (IAM) now enables Amazon Web Services (AWS) administrators to use tags to manage and secure access to more types of IAM resources, such as customer managed IAM policies, Security Assertion Markup Language (SAML) providers, and virtual multi-factor authentication (MFA) devices. A tag is an attribute that consists of a key […]

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Techniques for writing least privilege IAM policies

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 […]

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Aligning IAM policies to user personas for AWS Security Hub

AWS Security Hub provides you with a comprehensive view of your security posture across your accounts in Amazon Web Services (AWS) and gives you the ability to take action on your high-priority security alerts. There are several different user personas that use Security Hub, and they typically require different AWS Identity and Access Management (IAM) […]

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New! Streamline existing IAM Access Analyzer findings using archive rules

AWS Identity and Access Management (IAM) Access Analyzer generates comprehensive findings to help you identify resources that grant public and cross-account access. Now, you can also apply archive rules to existing findings, so you can better manage findings and focus on the findings that need your attention most. You can think of archive rules as […]

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