Networking & Content Delivery

Achraf Souk

Author: Achraf Souk

Achraf is a Principal Solutions Architect at AWS with more than 15 years of experience in cloud, security, and networking. He works closely with customers across industries to design resilient, fast, and secure web applications. A frequent writer and speaker, he enjoys simplifying deeply technical topics for a wider audience. Achraf has a track record in building and scaling technical organizations.

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 […]

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 […]

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 […]

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 […]

Managing Lambda@Edge and CloudFront deployments by using a CI/CD pipeline

As promised in my previous post of this series about Lambda@Edge, in this new blog post I’m sharing some best practices for managing a Lambda@Edge application. So how do you roll out code or configuration changes to a Lambda@Edge function and Amazon CloudFront distribution in a safe and controlled way? Over time, as your application evolves, you’ll […]

AWS Best Practices for DDoS Resiliency – Updated Whitepaper Now Available

Come read the 2018 version of the AWS Best Practices for DDoS Resiliency whitepaper. In this whitepaper, we provide you with prescriptive DDoS guidance to build applications that are resilient to DDoS attacks. We describe different attack types, such as volumetric attacks and application layer attacks, and explain which best practices are most effective to manage each attack type.