AWS Security Blog

Tag: Policies

Coming March 25, 2015: Upgrades to IAM Policy Validation

On March 25, 2015, we will upgrade the Identity and Access Management (IAM) policy validation to help ensure that your policies reflect your intentions. Starting on this day, to save changes to policies, you must first ensure that your policies comply with the IAM policy grammar. Your existing policies will continue to work as they […]

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Enable Autoformatting for Your Policies in the Identity and Access Management Console

Have you ever thought that authoring Identity and Access Management (IAM) policies would be easier if the JSON of your policies were automatically formatted? If so, you will be excited to hear you can now enable autoformatting for all your policies by simply selecting a single check box. In this blog post, I will show […]

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Quickly Diagnose Policy Errors by Using the AWS Identity and Access Management Console

Have you ever spent time searching for a syntax error—such as a missing comma—when editing an AWS Identity and Access Management (IAM) policy? If so, you will be happy to hear that AWS has made it easier for you to identify and correct such errors. To help you find the source of the errors, we’ve […]

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Test Your Managed Policies by Using the Identity and Access Management Policy Simulator

Recently, AWS launched managed policies, which simplify policy management by enabling you to attach a single policy to multiple AWS Identity and Access Management (IAM) entities such as users, groups, and roles. When you update a managed policy, the permissions in that policy apply to every entity to which the managed policy is attached. We […]

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An Easier Way to Manage Your Policies

AWS recently announced a new feature of AWS Identity and Access Management (IAM): managed policies. Managed policies enable you to attach a single policy to multiple IAM users, groups, and roles (in this blog post referred to collectively as “IAM entities”). When you update a managed policy, the permissions in that policy apply to every […]

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Coming March 2015: Upgrades to IAM Policy Validation

Several weeks ago, we released documentation for the AWS Identity and Access Management (IAM) policy grammar and published a back-to-school policy grammar blog post to let you know of common errors in policies. To help you ensure that your policies match your intentions, we are taking policy validation a step further. Starting March 2015, any new or updated policy must […]

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Back to School: Understanding the IAM Policy Grammar

Have you ever had to create access policies for users, groups, roles, or resources and wished you could learn more about the policy language? If so, you’ve come to the right place. In this blog, I’ll describe the attributes and structure of the Identity and Access Management (IAM) policy language. I’ll also include examples that […]

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With New ELB Permissions, Support for IAM in AWS Is Going Strong

The Elastic Load Balancing team announced on May 13, 2014 that they’ve added support for resource-level permissions. Not only can you specify which ELB actions a user can perform, you can specify which resources the user can perform those actions on. For more information about the new ELB permissions, see Controlling Access to Your Load […]

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Generating IAM Policies in Code

If you’ve worked with AWS Identity and Access Management (IAM) policies, you know that they’re expressed as JSON documents. For example, here’s a policy that grants permission to perform some actions in our Amazon Glacier storage service: { “Version”: “2012-10-17”, “Statement”: [ { “Action”: [ “glacier:ListVaults”, “glacier:DescribeVault”, “glacier:GetVaultNotifications” ], “Effect”: “Allow”, “Resource”: “*” } ] } […]

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