
AWS Certified Cloud Practitioner Exam Guide
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Amazon CloudFront is a CDN that helps you to distribute your static and dynamic digital content globally with low-latency connections. AWS CloudFront uses AWS edge locations and regional edge caches to cache content closer to your end users' locations. This means that you can host your content in one specific Region and a user who attempts to access it from another Region will retrieve the content via the edge location over the AWS backbone network. Furthermore, as content is retrieved, it is cached at a local edge location closer to the user for a period (known as a time-to-live or TTL), further improving network latency in subsequent requests for the same content.
Figure 6.21 – A typical CloudFront distribution
To configure Amazon CloudFront, you create a distribution endpoint that defines the types of content you want to serve and the source of that content. The source can be an S3 bucket, an S3...