AWS Security Blog

Category: Advanced (300)

The three most important AWS WAF rate-based rules

In this post, we explain what the three most important AWS WAF rate-based rules are for proactively protecting your web applications against common HTTP flood events, and how to implement these rules. We share what the Shield Response Team (SRT) has learned from helping customers respond to HTTP floods and show how all AWS WAF […]

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How to restrict IAM roles to access AWS resources from specific geolocations using AWS Client VPN

You can improve your organization’s security posture by enforcing access to Amazon Web Services (AWS) resources based on IP address and geolocation. For example, users in your organization might bring their own devices, which might require additional security authorization checks and posture assessment in order to comply with corporate security requirements. Enforcing access to AWS […]

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Protect public clients for Amazon Cognito by using an Amazon CloudFront proxy

June 7, 2022: Amazon Cognito now supports propagation of IP Address in un-authenticated APIs, blog post has been updated to include information on enabling IP Address propagation through the proxy layer and update solution limitations section to remove this limitation from the list. In Amazon Cognito user pools, an app client is an entity that […]

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Automate resolution for IAM Access Analyzer cross-account access findings on IAM roles

In this blog post, we show you how to automatically resolve AWS Identity and Access Management (IAM) Access Analyzer findings generated in response to unintended cross-account access for IAM roles. The solution automates the resolution by responding to the Amazon EventBridge event generated by IAM Access Analyzer for each active finding. You can use identity-based […]

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Automatically update AWS WAF IP sets with AWS IP ranges

Note: This blog post describes how to automatically update AWS WAF IP sets with the most recent AWS IP ranges for AWS services. This related blog post describes how to perform a similar update for Amazon CloudFront IP ranges that are used in VPC Security Groups. You can use AWS Managed Rules for AWS WAF […]

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Build an end-to-end attribute-based access control strategy with AWS SSO and Okta

This blog post discusses the benefits of using an attribute-based access control (ABAC) strategy and also describes how to use ABAC with AWS Single Sign-On (AWS SSO) when you’re using Okta as an identity provider (IdP). Over the past two years, Amazon Web Services (AWS) has invested heavily in making ABAC available across the majority […]

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AWS Security Reference Architecture: A guide to designing with AWS security services

Amazon Web Services (AWS) is happy to announce the publication of the AWS Security Reference Architecture (AWS SRA). This is a comprehensive set of examples, guides, and design considerations that you can use to deploy the full complement of AWS security services in a multi-account environment that you manage through AWS Organizations. The architecture and […]

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CloudHSM best practices to maximize performance and avoid common configuration pitfalls

August 31, 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. AWS CloudHSM provides fully-managed hardware security modules (HSMs) in the AWS Cloud. CloudHSM automates day-to-day […]

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Encrypt global data client-side with AWS KMS multi-Region keys

Today, AWS Key Management Service (AWS KMS) is introducing multi-Region keys, a new capability that lets you replicate keys from one Amazon Web Services (AWS) Region into another. Multi-Region keys are designed to simplify management of client-side encryption when your encrypted data has to be copied into other Regions for disaster recovery or is replicated […]

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How to implement a hybrid PKI solution on AWS

As customers migrate workloads into Amazon Web Services (AWS) they may be running a combination of on-premises and cloud infrastructure. When certificates are issued to this infrastructure, having a common root of trust to the certificate hierarchy allows for consistency and interoperability of the Public Key Infrastructure (PKI) solution. In this blog post, I am […]

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