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Chapter 20Adding AWSChat Support with Amazon DynamoDB and Amazon S3

WHAT’S IN THIS CHAPTER

Create Amazon S3 buckets for images and thumbnails.
Update the IAM Role assumed by authenticated Amazon Cognito identities to allow access to the Amazon S3 buckets.
Update the AWSChat Android app to allow friends to send short text messages to each other.
Update the AWSChat Android app to allow users to upload images to Amazon S3 and share the images with ...

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