How it works...
In this recipe, we created an SNS topic with an email subscription. To avoid spam, AWS requires us to manually confirm the ownership of the email address by clicking on the confirmation link that was sent to the specified email address. This SNS topic will be used within other recipes in this chapter and later chapters for sending email notifications.
In this recipe, we selected the Protocol as Email. The following are the protocols that are currently supported: HTTP, HTTPS, Email, Email-JSON, Amazon SQS, AWS Lambda, Platform application endpoint, and SMS. Email-JSON is different from the Email protocol. The Email-JSON protocol structures the output as a JSON and is useful for services that read emails and process them automatically. ...
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