Tag: Lambda@Edge

AWS Web Application Firewall (AWS WAF) is commonly used to protect HTTP and HTTPS requests forwarded to HAQM CloudFront. When you are using this approach, default 403 error pages do not distinguish whether the error came from AWS WAF or the CloudFront Origin. As an AWS WAF and HAQM CloudFront user, you may want to […]

Introduction When you provide content online, personalization is used to improve your customers’ experience, market effectively, and meet regulatory requirements. One common way you can personalize web content is based on the geographical location of your customers. Since 2014, HAQM CloudFront has supported country-level location based personalization with a feature called Geolocation Headers. Using the […]

September 8, 2021: HAQM Elasticsearch Service has been renamed to HAQM OpenSearch Service. See details. This is the first post in a blog series about HAQM CloudFront migrations. CloudFront works with other AWS edge networking services, to provide content delivery, perimeter security, end-user routing, and edge compute. CloudFront is a Content Delivery Network (CDN), which […]

Update: We’ve updated this blog and the AWS Lambda function code to work with both “custom” and “s3” style origins in HAQM CloudFront. Previously, only “custom” types were covered. In August 2022, CloudFront launched OAC (Origin Access Control), providing native support for customers to use CloudFront to access S3 bucket encrypted with SSE-KMS. Depending on […]

If you are reading part two of this two-part blog series, it probably means that you operate a video streaming service for millions of viewers, with high sensitivity to performance, and you are considering multiple CDNs for your video delivery. In this part, I will guide you through important questions to consider when deploying a […]

In continuation with our series on Handling Redirects@Edge, in this blog post, we will explore how you can leverage HAQM CloudFront, Lambda@Edge and HAQM Simple Storage Service (S3) to offload the origin from URL redirection with more advanced capabilities. As part of this solution, we offer a simple custom-built user interface to define and manage […]

A HTTP URL redirect is a webserver function that redirects a user to a different URL from the one they originally requested. Redirections are useful when you want a short easy to remember URL which when accessed redirects you to the actual landing page. URL shortener services are a good example of this use case. […]

HAQM CloudFront allows you to create custom error pages for specific HTTP status codes and to change response codes. CloudFront also offers origin failover capability, with which you can easily set up failover logic between combinations of AWS origins or non-AWS custom HTTP origins. This creates minimal interruption in your viewer’s experience. However, while these […]

Introduction Lambda@Edge is a feature of HAQM CloudFront that allows developers to implement custom logic for manipulating HTTP request/response exchanges or generating responses on the fly with low latency. Lambda@Edge empowers our customers with a full programming language (Node.js) to implement advanced logic. Learn more at edge networking with AWS. While customers often write stateless […]

Introduction Werner Vogels, chief technology officer for AWS, has been quoted as saying: “Everything fails all the time.” Well, his quote applies as well to content delivery with HAQM CloudFront and Lambda@Edge. In content delivery, issues might occur in different places, for example: On your origin, when it returns HTTP 5xx errors On CloudFront, when […]