AWS Security Blog
Tag: least privilege
Use IAM Access Analyzer to generate IAM policies based on access activity found in your organization trail
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 access activity stored in a designated account. For example, you can use AWS […]
Read MoreIAM 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 […]
Read MoreReview 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 […]
Read MoreIAM 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 […]
Read MoreHow to implement the principle of least privilege with CloudFormation StackSets
March 24, 2021: We’ve corrected errors in the policy statements in steps 2 and 3 of the section “To create the IAM policy document.” AWS CloudFormation is a service that lets you create a collection of related Amazon Web Services and third-party resources and provision them in an orderly and predictable fashion. A typical access […]
Read MoreValidate access to your S3 buckets before deploying permissions changes with IAM Access Analyzer
AWS Identity and Access Management (IAM) Access Analyzer helps you monitor and reduce access by using automated reasoning to generate comprehensive findings for resource access. Now, you can preview and validate public and cross-account access before deploying permission changes. For example, you can validate whether your S3 bucket would allow public access before deploying your […]
Read MoreTechniques 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 […]
Read MoreNew! 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 […]
Read MoreHow to get read-only visibility into the AWS Control Tower console
When you audit an environment governed by AWS Control Tower, having visibility into the AWS Control Tower console allows you to collect important configuration information, but currently there isn’t a read-only role installed by AWS Control Tower. In this post, I will show you how to create a custom permission set by using both a […]
Read MoreHow to use AWS Config to determine compliance of AWS KMS key policies to your specifications
August 31, 2021: AWS KMS is replacing the term customer master key (CMK) with AWS KMS key and KMS key. The concept has not changed. To prevent breaking changes, AWS KMS is keeping some variations of this term. More info. One of the top security methodologies is the principle of least privilege, which is the […]
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