AWS Security Blog

Category: Amazon CloudFront

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How AWS protects customers from DDoS events

At Amazon Web Services (AWS), security is our top priority. Security is deeply embedded into our culture, processes, and systems; it permeates everything we do. What does this mean for you? We believe customers can benefit from learning more about what AWS is doing to prevent and mitigate customer-impacting security events. Since late August 2023, […]

Deploy a dashboard for AWS WAF with minimal effort

September 8, 2023: It’s important to know that if you activate user sign-up in your user pool, anyone on the internet can sign up for an account and sign in to your apps. Don’t enable self-registration in your user pool unless you want to open your app to allow users to sign up. January 24, […]

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

September 8, 2023: It’s important to know that if you activate user sign-up in your user pool, anyone on the internet can sign up for an account and sign in to your apps. Don’t enable self-registration in your user pool unless you want to open your app to allow users to sign up. Sep 6 […]

How to protect sensitive data for its entire lifecycle in AWS

April 25, 2023: We’ve updated this blog post to include more security learning resources. Many Amazon Web Services (AWS) customer workflows require ingesting sensitive and regulated data such as Payments Card Industry (PCI) data, personally identifiable information (PII), and protected health information (PHI). In this post, I’ll show you a method designed to protect sensitive […]

Automatically update security groups for Amazon CloudFront IP ranges using AWS Lambda

June 21, 2023: This blog post is out of date. You should now use the new managed prefix list for CloudFront in your Security Group instead of this custom Lambda solution. Please refer to this blog post for detailed info. Amazon CloudFront is a content delivery network that can help you increase the performance of […]

How to enhance Amazon CloudFront origin security with AWS WAF and AWS Secrets Manager

Whether your web applications provide static or dynamic content, you can improve their performance, availability, and security by using Amazon CloudFront as your content delivery network (CDN). CloudFront is a web service that speeds up distribution of your web content through a worldwide network of data centers called edge locations. CloudFront ensures that end-user requests […]

Enhanced Domain Protections for Amazon CloudFront Requests

Over the coming weeks, we’ll be adding enhanced domain protections to Amazon CloudFront. The short version is this: the new measures are designed to ensure that requests handled by CloudFront are handled on behalf of legitimate domain owners. Using CloudFront to receive traffic for a domain you aren’t authorized to use is already a violation […]

How to Use Bucket Policies and Apply Defense-in-Depth to Help Secure Your Amazon S3 Data

Amazon S3 provides comprehensive security and compliance capabilities that meet even the most stringent regulatory requirements. It gives you flexibility in the way you manage data for cost optimization, access control, and compliance. However, because the service is flexible, a user could accidentally configure buckets in a manner that is not secure. For example, let’s […]

How to Enhance the Security of Sensitive Customer Data by Using Amazon CloudFront Field-Level Encryption

Amazon CloudFront is a web service that speeds up distribution of your static and dynamic web content to end users through a worldwide network of edge locations. CloudFront provides a number of benefits and capabilities that can help you secure your applications and content while meeting compliance requirements. For example, you can configure CloudFront to […]

How to Help Protect Dynamic Web Applications Against DDoS Attacks by Using Amazon CloudFront and Amazon Route 53

Using a content delivery network (CDN) such as Amazon CloudFront to cache and serve static text and images or downloadable objects such as media files and documents is a common strategy to improve webpage load times, reduce network bandwidth costs, lessen the load on web servers, and mitigate distributed denial of service (DDoS) attacks. AWS […]