Your users can apply, or use tag policies, available with AWS Organizations. Only by case, use the aws:TagKeys condition to define the tag keys that To prevent duplicate tags with a key that varies Policy, then the condition matches a resource tag key named either TagKey1 "aws:ResourceTag/TagKey1": "Value1" in the condition element of your Names that differ only by case, such as tagging an Amazon EC2 instance with AWS services that support tags might allow you to create multiple tag key You can use a condition in your IAM policies to control whether specific tag keysĬan be used on a resource or in a request.Īs a best practice, when you use policies to control access using tags, you should use In that policy, you can use tag condition keys to control access to any You can then create an IAM policy that allows or denies access to a resource based on Choose the name of the service to view theĪuthorization and access control documentation for that service. To learn whether an AWS service supportsĬontrolling access using tags, see AWS services that work withīased on tags column. You provide tag information in the condition element of a policy. Tags can complicate this process because tags can be attached to the resource or passed in the request to services that support tagging. For details about how IAMĭetermines whether a request is allowed, see Policy evaluation logic. To view a diagram and learn more about the IAM infrastructure, see Understanding how IAM works. Information about policy types and uses, see Policies and permissions in IAM.ĪWS authorizes the request only if each part of your request is allowed by the policies. Most policies are stored in AWS as JSONĭocuments and specify the permissions for principal entities. AllĪWS then checks that you (the principal entity) are authenticated (signed in) andĪuthorized (have permission) to perform the specified action on the specified resource.ĭuring authorization, AWS checks all the policies that apply to the context of your Principal entity (user or role), a principal account, and any necessary request information. Your request specifies an action, a resource, a When you do, you send a request for that operation. You can use the AWS API, the AWS CLI, or the AWS Management Console to perform an operation, such asĬreating a bucket in Amazon S3. AWS is composed of collections of resources. Use the information in theįollowing section to control access to other AWS resources, including IAM resources,īefore you use tags to control access to your AWS resources, you must understand howĪWS grants access. Principal tags to access resources with matching tags, see IAM tutorial: Define permissions toĪccess AWS resources based on tags. To view a tutorial for creating and testing a policy that allows IAM roles with Policies, IAM identity providers, instance profiles, server certificates, and virtual MFAĭevices.
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How to tag IAM users and roles, see Tagging IAM resources.Īdditionally, you can control access to the following IAM resources: customer managed You can tag IAM users and roles to control what they can access. You can use tags to control access to your AWS resources that support tagging, including
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