Networking & Content Delivery

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 […]

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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 […]

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Analyzing and visualizing AWS Global Accelerator flow logs using Amazon Athena and Amazon QuickSight

AWS Global Accelerator simplifies multi-region cloud deployments while leveraging the AWS vast, highly available, and congestion-free global network. Global Accelerator uses a pair of static anycast IP addresses to direct you to the application that is geographically closest and has healthy endpoints, using routing policies that you configure. This feature makes sure that you have […]

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Authorization@Edge using cookies: Protect your Amazon CloudFront content from being downloaded by unauthenticated users

Enterprise customers who host private web apps on Amazon CloudFront may struggle with a challenge: how to prevent unauthenticated users from downloading the web app’s source code (for example, React, Angular, or Vue). In a separate blog post, you can learn one way to provide that security using Amazon Lambda@Edge and Amazon Cognito, with an example […]

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Integrating AWS Transit Gateway with AWS PrivateLink and Amazon Route 53 Resolver

I want to take some time to dive more deeply into a use case outlined in NET301 Best Practices for AWS PrivateLink. The use case involves using AWS Transit Gateway, along with Amazon Route 53 Resolver, to share AWS PrivateLink interface endpoints between multiple connected Amazon virtual private clouds (VPCs) and an on-premises environment. We’ve seen […]

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How Flowplayer Improved Live Video Ingest With AWS Global Accelerator

Flowplayer is an online video platform designed for publishers and the media industry. Founded in 2007, their platform fast became known for being a powerful yet lightweight solution. Rather than concentrating on just a single subset of the market, they have designed their solution to suit small, specialized businesses all the way up to global-scale […]

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TCP BBR Congestion Control with Amazon CloudFront

One of the fundamental value propositions of a content delivery network (CDN) is performance.  Two of the key aspects of great performance are latency and throughput: that is, delivering a large volume of bits quickly and consistently.  These attributes play a critical role in content delivery of all kinds, from video streams to API calls.  […]

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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. While customers often write stateless logic that is fully contained in Lambda@Edge […]

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Four Steps for Debugging your Content Delivery on AWS

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 Amazon 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 […]

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