AWS Security Blog
Category: Advanced (300)
How to incorporate AWS Private CA into your existing Windows Active Directory Certificate Services
June 25, 2025: As of Sept 28, 2022, AWS has changed the name of ACM Private CA to AWS Private CA. This post has been updated to reflect this change. Using certificates to authenticate and encrypt data is vital to any enterprise security. For example, companies rely on certificates to provide TLS encryption for web […]
Update of AWS Security Reference Architecture is now available
We’re happy to announce that an updated version of the AWS Security Reference Architecture (AWS SRA) is now available. The AWS SRA is a holistic set of guidelines for deploying the full complement of AWS security services in a multi-account environment. You can use it to help your organization to design, implement, and manage AWS […]
Automatically block suspicious DNS activity with Amazon GuardDuty and Route 53 Resolver DNS Firewall
In this blog post, we’ll show you how to use Amazon Route 53 Resolver DNS Firewall to automatically respond to suspicious DNS queries that are detected by Amazon GuardDuty within your Amazon Web Services (AWS) environment. The Security Pillar of the AWS Well-Architected Framework includes incident response, stating that your organization should implement mechanisms to […]
Correlate IAM Access Analyzer findings with Amazon Macie
In this blog post, you’ll learn how to detect when unintended access has been granted to sensitive data in Amazon Simple Storage Service (Amazon S3) buckets in your Amazon Web Services (AWS) accounts. It’s critical for your enterprise to understand where sensitive data is stored in your organization and how and why it is shared. […]
When and where to use IAM permissions boundaries
Customers often ask for guidance on permissions boundaries in AWS Identity and Access Management (IAM) and when, where, and how to use them. A permissions boundary is an IAM feature that helps your centralized cloud IAM teams to safely empower your application developers to create new IAM roles and policies in Amazon Web Services (AWS). […]
How to use regional SAML endpoints for failover
August 10, 2022: This blog post has been updated to reflect the new name of AWS Single Sign-On (SSO) – AWS IAM Identity Center. Read more about the name change here. Many Amazon Web Services (AWS) customers choose to use federation with SAML 2.0 in order to use their existing identity provider (IdP) and avoid […]
Choosing the right certificate revocation method in AWS Private CA
June 25, 2025: As of Sept 28, 2022, AWS has changed the name of ACM Private CA to AWS Private CA. This post has been updated to reflect this change. AWS Private Certificate Authority (AWS Private CA) is a highly available, fully managed private certificate authority (CA) service that allows you to create CA hierarchies […]
How to control access to AWS resources based on AWS account, OU, or organization
AWS Identity and Access Management (IAM) recently launched new condition keys to make it simpler to control access to your resources along your Amazon Web Services (AWS) organizational boundaries. AWS recommends that you set up multiple accounts as your workloads grow, and you can use multiple AWS accounts to isolate workloads or applications that have […]
Extend your pre-commit hooks with AWS CloudFormation Guard
Git hooks are scripts that extend Git functionality when certain events and actions occur during code development. Developer teams often use Git hooks to perform quality checks before they commit their code changes. For example, see the blog post Use Git pre-commit hooks to avoid AWS CloudFormation errors for a description of how the AWS […]
LGPD workbook for AWS customers managing personally identifiable information in Brazil
Portuguese version AWS is pleased to announce the publication of the Brazil General Data Protection Law Workbook. The General Data Protection Law (LGPD) in Brazil was first published on 14 August 2018, and started its applicability on 18 August 2020. Companies that manage personally identifiable information (PII) in Brazil as defined by LGPD will have […]









