The document discusses Amazon CloudFront, AWS Lambda, and Lambda@Edge. It describes how CloudFront can use Lambda@Edge functions to modify requests as they are routed to origins and cache behaviors. This allows resizing images on the fly based on query string parameters to optimize image delivery.

1. © 2018, Amazon Web Services, Inc. or its Affiliates. All rights reserved.
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CloudFront
AWS
Lambda
AWS
Lambda@Edge

2. © 2018, Amazon Web Services, Inc. or its Affiliates. All rights reserved.
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3. © 2018, Amazon Web Services, Inc. or its Affiliates. All rights reserved.
Amazon CloudFront AWS Lambda
Lambda@Edge

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7. © 2018, Amazon Web Services, Inc. or its Affiliates. All rights reserved.

8. © 2018, Amazon Web Services, Inc. or its Affiliates. All rights reserved.

9. © 2018, Amazon Web Services, Inc. or its Affiliates. All rights reserved.
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10. © 2018, Amazon Web Services, Inc. or its Affiliates. All rights reserved.
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12. © 2018, Amazon Web Services, Inc. or its Affiliates. All rights reserved.

13. © 2018, Amazon Web Services, Inc. or its Affiliates. All rights reserved.
https://aws.amazon.com/jp/blogs/news/resizing-images-with-amazon-cloudfront-lambdaedge-aws-cdn-blog/

14. © 2018, Amazon Web Services, Inc. or its Affiliates. All rights reserved.
https://******.cloudfront.net/images/purplejeff.jpg?d=400x400
/images/purplejeff.jpg?d=200x200
/images/purplejeff.jpg?d=300x300
/images/purplejeff.jpg?d
=100x100

15. © 2018, Amazon Web Services, Inc. or its Affiliates. All rights reserved.
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