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AWS Certified Developer - Associate Guide by Bhavin Parmar, Vipul Tankariya

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Web identity federation

When you create a web application or a mobile application, creating a user repository and authenticating users against the repository is one of the core tasks of the application development life cycle.

If you are creating a mobile application and that mobile application needs access to AWS resources such as S3 and DynamoDB, how would you enable the application to access these AWS resources? One way is to use an access key and a secret key in the application that provides access to S3 and DynamoDB. However, the application would work with such an approach, but it is not recommended to embed or distribute long-term AWS credentials to an app that a user downloads to a device. Even if these credentials are stored in an ...

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