# AWS Simple Notification System (SNS)

**AWS SNS** allows pipelines to instantly publish messages to the AWS cloud using the [Simple Notification Service API](https://docs.aws.amazon.com/sns/latest/api/API_Publish.html). Learn more about [SNS in the Amazon documentation](https://docs.aws.amazon.com/sns/).

## **Parameters**

Take a look at the configuration parameters of the connector. Parameters supported by [Double Braces expressions](/documentation/connectors-and-triggers/double-braces/overview.md) are marked with `(DB)`.

### **General tab**

<table data-full-width="true"><thead><tr><th>Parameter</th><th>Description</th><th>Default value</th><th>Data type</th></tr></thead><tbody><tr><td><strong>Account</strong></td><td>The account used to connect the pipeline to the SNS Publish API.</td><td>N/A</td><td>BASIC, AWS-V4</td></tr><tr><td><strong>Region</strong></td><td>The AWS Region where the SNS client needs to work.</td><td>N/A</td><td>String</td></tr><tr><td><strong>Topic Name or Arn</strong> <code>(DB)</code></td><td>The name or ARN of the topic to which the message is to be sent.</td><td>N/A</td><td>String</td></tr><tr><td><strong>Subject</strong> <code>(DB)</code></td><td>The subject of the message being published.</td><td>N/A</td><td>String</td></tr><tr><td><strong>Message Body</strong> <code>(DB)</code></td><td>The content of the message.</td><td>N/A</td><td>String</td></tr><tr><td><strong>Fail On Error</strong></td><td>If the option is activated, the pipeline's execution with an error will be interrupted. Otherwise, the pipeline execution proceeds, but the result will show a false value for the <code>"success"</code> property.</td><td>False</td><td>Boolean</td></tr></tbody></table>

### **Advanced tab**

<table data-full-width="true"><thead><tr><th>Parameter</th><th>Description</th><th>Default value</th><th>Data type</th></tr></thead><tbody><tr><td><strong>Message Deduplication Id Strategy</strong></td><td>The strategy for deduplicating messages when the topic is FIFO. Options are: <strong>Use Content Based Deduplication</strong> and <strong>Use Exchange Id</strong>.</td><td>N/A</td><td>String</td></tr><tr><td><strong>Message Group Id Strategy</strong></td><td>The strategy for grouping messages when the topic is FIFO. Options are: <strong>Use Constant</strong>, <strong>Use Exchange Id</strong>, and <strong>Use Property Value</strong>.</td><td>N/A</td><td>String</td></tr><tr><td><strong>Message Group Id</strong> <code>(DB)</code></td><td>Identifier of the group of messages. Within a group, all messages with the same <strong>Message Group Id</strong> are processed and sent in sequence.</td><td>N/A</td><td>String</td></tr><tr><td><strong>Message Structure</strong> <code>(DB)</code></td><td>The message structure to be used.</td><td>N/A</td><td>String</td></tr><tr><td><strong>Kms Master Key Id</strong> <code>(DB)</code></td><td>The ID of an AWS-managed customer master key (CMK) for Amazon SNS or a custom CMK.</td><td>N/A</td><td>String</td></tr><tr><td><strong>Policy</strong> <code>(DB)</code></td><td>The policy for this topic. Loaded by default from classpath, but you can prefix with <code>classpath:</code>, <code>file:</code>, or <code>http:</code> to load the resource from different systems.</td><td>N/A</td><td>String</td></tr><tr><td><strong>Queue Url</strong> <code>(DB)</code></td><td>The URL of the queue to subscribe to.</td><td>N/A</td><td>String</td></tr><tr><td><strong>Auto Create Topic</strong></td><td>Specifies whether to automatically create the topic.</td><td>False</td><td>Boolean</td></tr><tr><td><strong>Server Side Encryption Enabled</strong></td><td>Specifies whether Server Side Encryption is enabled for the topic.</td><td>False</td><td>Boolean</td></tr><tr><td><strong>Subscribe SNS to SQS</strong></td><td>Specifies whether the subscription between SNS Topic and SQS is enabled.</td><td>False</td><td>Boolean</td></tr></tbody></table>

### **Documentation tab**

<table data-full-width="true"><thead><tr><th>Parameter</th><th>Description</th><th>Default value</th><th>Data type</th></tr></thead><tbody><tr><td><strong>Documentation</strong></td><td>Section for documenting any necessary information about the connector configuration and business rules.</td><td>N/A</td><td>String</td></tr></tbody></table>


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