Networking & Content Delivery

Tag: Lambda@Edge

CloudFront Functions – A New Security Paradigm for CDN Edge Computing

CloudFront Functions is a new serverless scripting capability that allows you to run JavaScript code at more than 225 Amazon CloudFront edge locations to perform lightweight HTTP transformations and customize content delivery. This blog details our security journey and the controls we put in place to make CloudFront Functions raise the security bar when it comes to edge computing capabilities.

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On-the-fly video conversion with Amazon CloudFront, Lambda@Edge, and AWS Elemental MediaConvert

Introduction: Whether your media library includes long form featured movies or short form “how-to” clips, the popularity of each video asset is typically set by your viewers preference. In order to deliver your online video content, AWS offers multiple solutions that you can use to automate your media supply chain, and streamline your content distribution. […]

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Customize 403 error pages from Amazon CloudFront Origin with Lambda@Edge

AWS Web Application Firewall (AWS WAF) is commonly used to protect HTTP and HTTPS requests forwarded to Amazon 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 Amazon CloudFront user, you may want to […]

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Leverage Amazon CloudFront geolocation headers for state level geo-targeting

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, Amazon CloudFront has supported country-level location based personalization with a feature called Geolocation Headers. Using the […]

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CloudFront migration series (Part 1) – introduction

This is the first post in a blog series about Amazon 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 places content closer to your end-users, improving performance and customer satisfaction. CloudFront supports functions and […]

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Serving SSE-KMS encrypted content from S3 using CloudFront

Introduction A best practice for your web applications is to use Amazon S3 to store content and Amazon CloudFront to deliver it to users. When building this way, AWS Well-Architected Framework recommends protecting your data at rest and in transit. Encryption is one of protection controls AWS provides you to reduce the risks of unauthorized access, loss, […]

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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 […]

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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 […]

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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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