AWS Security Blog
Category: Intermediate (200)
Using ACM Private Certificate Authority in a multi-account environment by using IAM roles
In this post, we show you how you can use AWS Certificate Manager (ACM) Private Certificate Authority (CA) to request or issue private certificates across a multi-account environment by using IAM roles. This solution allows you to centralize your ACM Private CA inside your AWS Organization, which reduces the complexity and the cost of having […]
How to lower costs by automatically deleting and recreating HSMs
You can use AWS CloudHSM to help manage your encryption keys on FIPS 140-2 Level 3 validated hardware security modules (HSMs). AWS recommends running a high-availability production architecture with at least two CloudHSM HSMs in different Availability Zones. Although many workloads must be available 24/7, quality assurance or development environments typically do not have this […]
How to retroactively encrypt existing objects in Amazon S3 using S3 Inventory, Amazon Athena, and S3 Batch Operations
November 1, 2021: AWS KMS is replacing the term customer master key (CMK) with AWS KMS key and KMS key. The concept has not changed. To prevent breaking changes, AWS KMS is keeping some variations of this term. More info. Amazon Simple Storage Service (S3) is an object storage service that offers industry-leading scalability, performance, […]
What is a cyber range and how do you build one on AWS?
In this post, we provide advice on how you can build a current cyber range using AWS services. Conducting security incident simulations is a valuable exercise for organizations. As described in the AWS Security Incident Response Guide, security incident response simulations (SIRS) are useful tools to improve how an organization handles security events. These simulations […]
Tighten S3 permissions for your IAM users and roles using access history of S3 actions
September 28, 2023: IAM is incrementally adding support for actions from more services. For a list of services that report action last accessed information, see IAM action last accessed information services and actions. Customers tell us that when their teams and projects are just getting started, administrators may grant broad access to inspire innovation and […]
Enabling AWS Security Hub integration with AWS Chatbot
October 6, 2020: The code for sending your findings to Slack, and one image, have been updated in this blog post. In this post, we show you how to configure AWS Chatbot to send findings from AWS Security Hub to Slack. Security Hub gives you a comprehensive view of your security high-priority alerts and security […]
AWS Foundational Security Best Practices standard now available in Security Hub
AWS Security Hub offers a new security standard, AWS Foundational Security Best Practices This week AWS Security Hub launched a new security standard called AWS Foundational Security Best Practices. This standard implements security controls that detect when your AWS accounts and deployed resources do not align with the security best practices defined by AWS security […]
IAM Access Analyzer flags unintended access to S3 buckets shared through access points
Customers use Amazon Simple Storage Service (S3) buckets to store critical data and manage access to data at scale. With Amazon S3 Access Points, customers can easily manage shared data sets by creating separate access points for individual applications. Access points are unique hostnames attached to a bucket and customers can set distinct permissions using […]
How to track changes to secrets stored in AWS Secrets Manager using AWS Config and AWS Config Rules
On April 20th, AWS Config announced support for AWS Secrets Manager, making it easier to track configuration changes to the secrets you manage in AWS Secrets Manager. You can now use AWS Config to track changes to secrets’ metadata — such as secret description and rotation configuration, relationship to other AWS sources such as the […]
Enable automatic logging of web ACLs by using AWS Config
In this blog post, I will show you how to use AWS Config, with its auto-remediation functionality, to ensure that all web ACLs have logging enabled. The AWS CloudFormation template included in this blog post will facilitate this solution, and will get you started being able to manage web ACL logging at scale. AWS Firewall […]