AWS Security Blog

Announcing New IAM Policy Simulator

Check out the new IAM policy simulator, a tool that enables you to test the effects of IAM access control policies before committing them into production, making it easier to verify and troubleshoot permissions. Learn more at the AWS Blog. – Kai

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AWS CloudHSM Use Cases (Part One of the AWS CloudHSM Series)

Many of our readers have told us that they want to learn more about encryption and key management in AWS. CloudHSM is an AWS service that can establish an even greater trust in AWS from which encryption and key management applications can be anchored. If you’re not familiar with AWS CloudHSM, you can read more […]

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Guidelines for When to Use Accounts, Users, and Groups

I often get asked when to use different AWS accounts to enforce separation of duties versus using IAM users and groups within a single account. While the complete answer depends on what AWS services you use, the general guidelines in this post will point you in the right direction. As context for the guidelines, consider […]

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AWS CloudFormation Now Supports Federated Users and Temporary Security Credentials

Today AWS CloudFormation released added support for  temporary security credentials provided by the AWS Security Token Service.  This release enables a number of scenarios such as federated users being able to use CloudFormation from the AWS Management Console and authorizing Amazon EC2 instances with IAM roles to call CloudFormation APIs.  To learn more about this new […]

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Security Sessions at re:Invent 2013

AWS re:Invent 2013, AWS’s second annual conference for developers and technical leaders, is less than a month away.  We have some great sessions and activities lined up to ensure that content quality is high and that your questions are answered. Update (20 May 2014): For links to the session videos and slide presentations from AWS […]

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CloudBerry Active Directory Bridge for Authenticating non-AWS AD Users to S3

One of the benefits of AWS is the highly available, durable, and practically unlimited cloud-based storage you can get with Amazon Simple Storage Services (Amazon S3).  Over two trillion objects are already stored in S3 and customers are always finding more creative uses for S3.  One of the more commonly requested use cases is how […]

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How to Rotate Access Keys for IAM Users

Changing access keys (which consist of an access key ID and a secret access key) on a regular schedule is a well-known security best practice because it shortens the period an access key is active and therefore reduces the business impact if they are compromised. Having an established process that is run regularly also ensures […]

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Announcement: Resource Permissions for additional EC2 API actions

Yesterday AWS announced that it now supports resource-level permissions for seven additional EC2 APIs, including: DeleteNetworkAcl DeleteNetworkAclEntry DeleteRoute DeleteRouteTable DeleteDhcpOptions DeleteInternetGateway DeleteCustomerGateway As with other EC2 API actions that support resource-level permissions, you can also construct policies based on the tags associated with the resources.  To learn more, go to either our recent post on […]

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Enable Single Sign-On to the AWS Management Console via Shibboleth

<Repost from AWS Blog, here in its entirety> One of the most powerful features of AWS Identity and Access Management (IAM) is its ability to issue temporary security credentials and grant controlled access to people in a network without having to define individual identities for each user (i.e., identity federation). This enables customers to extend their existing authentication […]

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Using IAM Roles to Distribute Non-AWS Credentials to Your EC2 Instances

Last week’s blog post explained how to distribute AWS credentials to EC2 instances using IAM roles.  Will Kruse, Security Engineer on the AWS Identity and Access Management (IAM) team, is back again this week to discuss how roles can also be used to distribute arbitrary secrets to EC2 instances. As we discussed last week, Amazon EC2 Roles for Instances […]

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