Networking & Content Delivery

Tag: Amazon CloudFront

Unpacking SNI-based SSL and dedicated IP SSL for Amazon CloudFront

Amazon CloudFront is a content delivery network (CDN) that securely delivers static and dynamic web content with low latency and high transfer speeds using a global network of edge locations. When you request content that is served via CloudFront, you are routed to the nearest edge location in order to minimize network latency and maximize […]

Amazon CloudFront Announces Cache and Origin Request Policies

Amazon CloudFront’s new Cache and Origin Request Policies give you more control over the way CloudFront uses request data to influence both the cache key and the request that is forwarded to the origin on a cache miss. This gives you more flexibility while enabling better control and efficiency of the caching that CloudFront performs. […]

Serving SSE-KMS encrypted content from S3 using CloudFront

Update: We’ve updated this blog and the AWS Lambda function code to work with both “custom” and “s3” style origins in Amazon 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 […]

Improve your website performance with Amazon CloudFront

For consumer-facing websites, the speed at which the site loads directly impacts the user’s browsing experience and the success of your business. If your website takes a long time to load, your users might abandon it before completing their transaction, affecting your revenue. You can use a content delivery network (CDN) like Amazon CloudFront to […]

Using multiple content delivery networks for video streaming – part 2

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 […]

Handling Redirects@Edge Part 2

In continuation with our series on Handling Redirects@Edge, in this blog post, we will explore how you can leverage Amazon CloudFront, Lambda@Edge and Amazon 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 […]

Using multiple content delivery networks for video streaming – part 1

Introduction Today, viewing video content is a prevalent form of online activity whether in entertainment, education, marketing, or information. For example, as a Solutions Architect at AWS, I tend to watch hours of video a week to learn about technologies, and I also leverage video content to convey ideas and best practices in a scalable […]

Generating dynamic error responses in Amazon CloudFront with Lambda@Edge

Amazon 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 […]

Leveraging external data in Lambda@Edge

Introduction Lambda@Edge is a feature of Amazon 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 […]