Subscribing a Lambda function to an Amazon SNS topic

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Subscribing a Lambda function to an Amazon SNS topic - Amazon Simple Notification Service

This topic explains how to subscribe a Lambda function to an Amazon SNS topic, enabling the function to be triggered by published messages.

Sign in to the Amazon SNS console.
On the navigation panel, choose Topics.
On the Topics page, choose a topic.
In the Subscriptions section, choose Create subscription.
On the Create subscription page, in the Details section, do the following:
1. Verify the chosen Topic ARN.
2. For Protocol choose AWS Lambda.
3. For Endpoint enter the ARN of a function.
4. Choose Create subscription.

When a message is published to an SNS topic that has a Lambda function subscribed to it, the Lambda function is invoked with the payload of the published message. For information about how to use AWS Lambda with Amazon SNS, including a tutorial, see Using AWS Lambda with Amazon SNS.