AWS Security Blog

Tag: AWS IAM

How to Automate Restricting Access to a VPC by Using AWS IAM and AWS CloudFormation

Back in September, I wrote about How to Help Lock Down a User’s Amazon EC2 Capabilities to a Single VPC. In that blog post, I highlighted what I have found to be an effective approach to the virtual private cloud (VPC) lockdown scenario. Since that time, I have worked on making the related information easier […]

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In Case You Missed These: AWS Security Blog Posts from January and February

In case you missed any of the AWS Security Blog posts from January and February, they are summarized and linked to below. The posts are shown in reverse chronological order (most recent first), and the subject matter ranges from using AWS WAF to automating HIPAA compliance. February February 29, AWS Compliance Announcement: Announcing Industry Best Practices […]

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Another Way to Remove Unnecessary Permissions in Your IAM Policies by Using Service Last Accessed Data

In my previous post, I introduced service last accessed data, a new feature of the AWS Identity and Access Management (IAM) console that helps you define policies that adhere better to the principle of least privilege. As part of that post, I walked through a sample use case demonstrating how you can use service last […]

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How to Automatically Update Your Security Groups for Amazon CloudFront and AWS WAF by Using AWS Lambda

Updated: December 9, 2016 Amazon CloudFront can help you increase the performance of your web applications and significantly lower the latency of delivering content to your customers. Recently announced, AWS WAF (a web application firewall) gives you control over which traffic to allow or block by defining customizable web security rules. In conjunction with AWS WAF, […]

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Remove Unnecessary Permissions in Your IAM Policies by Using Service Last Accessed Data

As a security best practice, AWS recommends writing AWS Identity and Access Management (IAM) policies that adhere to the principle of least privilege, which means granting only the permissions required to perform a specific task. However, verifying which permissions an application or user actually needs can be a challenge. To help you determine which permissions […]

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How to Use a Single IAM User to Easily Access All Your Accounts by Using the AWS CLI

Many AWS customers keep their environments separated from each other: development resources do not interact with production, and vice versa. One way to achieve this separation is by using multiple AWS accounts. Though this approach does help with resource isolation, it can increase your user management because each AWS account can have its own AWS […]

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AWS Releases Preview of SMS MFA for IAM Users

Today, AWS introduced the preview of Short Message Service (SMS) support for multi-factor authentication (MFA), making it easier for you to implement a security best practice. Until now, you could enable MFA for AWS Identity and Access Management (IAM) users only with hardware or virtual MFA tokens, but this new feature enables you to use […]

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Introducing IAM Console Search

We continually review your input submitted via the Feedback link on the AWS Identity and Access Management (IAM) console. Based on our recent review of that feedback, one of the features most frequently requested by you is the ability to search for an IAM user with their associated access key ID. To address this request […]

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AWS Security Token Service Will Soon Be Active by Default in All AWS Regions

By the end of November 2015, AWS Security Token Service (STS) will be active by default in all AWS regions, which means that your applications and services can call AWS STS in a region geographically closer to you. This change will optimize latencies and improve application performance. Additionally, the multiregional resiliency provided by AWS STS […]

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Test Resource-Level Permissions Using the IAM Policy Simulator

To make it easier for you to test, verify, and understand resource-level permissions in your account, the AWS Identity and Access Management (IAM) policy simulator will now automatically provide a list of resources and parameters required for each AWS action. These enhancements provide you with more accurate simulation results and help ensure that your policies […]

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