AWS Security Blog

Category: AWS CloudFormation

Creating a notification workflow from sensitive data discover with Amazon Macie, Amazon EventBridge, AWS Lambda, and Slack

Following the example of the EU in implementing the General Data Protection Regulation (GDPR), many countries are implementing similar data protection laws. In response, many companies are forming teams that are responsible for data protection. Considering the volume of information that companies maintain, it’s essential that these teams are alerted when sensitive data is at […]

Read More

How 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 More

Use new account assignment APIs for AWS SSO to automate multi-account access

February 18, 2021: We updated the name of the organization management account used in the example. The new name is ExampleOrgManagement. February 10, 2021: We updated the commands in the Cleanup section of this post. In this blog post, we’ll show how you can programmatically assign and audit access to multiple AWS accounts for your […]

Read More

How to deploy public ACM certificates across multiple AWS accounts and Regions using AWS CloudFormation StackSets

In this post, I take you through the steps to deploy a public AWS Certificate Manager (ACM) certificate across multiple accounts and AWS Regions by using the functionality of AWS CloudFormation StackSets and AWS Lambda. ACM is a service offered by Amazon Web Services (AWS) that you can use to obtain x509 v3 SSL/TLS certificates. […]

Read More

Integrating AWS CloudFormation security tests with AWS Security Hub and AWS CodeBuild reports

The concept of infrastructure as code, by using pipelines for continuous integration and delivery, is fundamental for the development of cloud infrastructure. Including code quality and vulnerability scans in the pipeline is essential for the security of this infrastructure as code. In one of our previous posts, How to build a CI/CD pipeline for container […]

Read More

How to use AWS Certificate Manager with AWS CloudFormation

Last month, Amazon Web Services (AWS) introduced the ability to automate issuing and validating public and private certificates using AWS CloudFormation. To make this easier, AWS has introduced three new features that let you: Automate the steps to validate your domain with DNS validation and issue your public certificate. Use AWS CloudFormation templates to issue […]

Read More

How to create SAML providers with AWS CloudFormation

June 24, 2020: We updated the first 3 paragraphs of this post to provide, and link to, more information. As organizations grow, they often experience an inflection point where it becomes impractical to manually manage separate user accounts in disparate systems. Managing multiple AWS accounts is no exception. Many large organizations have dozens or even […]

Read More

Continuously monitor unused IAM roles with AWS Config

January 6, 2021: We updated this post to fix a bug related to allow listing noncompliant roles. January 6, 2020: We updated this post to reflect a valid STS session duration if configured to assume a role into other accounts. Developing in the cloud encourages you to iterate frequently as your applications and resources evolve. […]

Read More

Attend This Free December 14 Online Tech Talk: “Centralized AWS IAM Governance Using AWS CloudFormation StackSets and AWS Organizations”

As part of the AWS Online Tech Talks series, AWS will present Centralized AWS IAM Governance Using AWS CloudFormation StackSets and AWS Organizations on Thursday, December 14. This tech talk will start at 9:00 A.M. Pacific Time and end at 9:40 A.M. Pacific Time. With the introduction of AWS Organizations and AWS CloudFormation StackSets, you can create and manage […]

Read More

How to Use AWS CloudFormation to Automate Your AWS WAF Configuration with Example Rules and Match Conditions

Note from July 4, 2017: The solution in this post has been integrated into AWS WAF Security Automations, and AWS maintains up-to-date solution code in the companion GitHub repository.   AWS WAF is a web application firewall that integrates closely with Amazon CloudFront (AWS’s content delivery network [CDN]). AWS WAF gives you control to allow or block […]

Read More