This is the new *Amazon CloudFormation Template Reference Guide*. Please update your bookmarks and links. For help getting started with CloudFormation, see the [Amazon CloudFormation User Guide](https://docs.amazonaws.cn/AWSCloudFormation/latest/UserGuide/Welcome.html).

# AWS::MSK::Replicator KafkaClusterSaslScramAuthentication
<a name="aws-properties-msk-replicator-kafkaclustersaslscramauthentication"></a>

Details for SASL/SCRAM client authentication.

## Syntax
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To declare this entity in your Amazon CloudFormation template, use the following syntax:

### JSON
<a name="aws-properties-msk-replicator-kafkaclustersaslscramauthentication-syntax.json"></a>

```
{
  "[Mechanism](#cfn-msk-replicator-kafkaclustersaslscramauthentication-mechanism)" : {{String}},
  "[SecretArn](#cfn-msk-replicator-kafkaclustersaslscramauthentication-secretarn)" : {{String}}
}
```

### YAML
<a name="aws-properties-msk-replicator-kafkaclustersaslscramauthentication-syntax.yaml"></a>

```
  [Mechanism](#cfn-msk-replicator-kafkaclustersaslscramauthentication-mechanism): {{String}}
  [SecretArn](#cfn-msk-replicator-kafkaclustersaslscramauthentication-secretarn): {{String}}
```

## Properties
<a name="aws-properties-msk-replicator-kafkaclustersaslscramauthentication-properties"></a>

`Mechanism`  <a name="cfn-msk-replicator-kafkaclustersaslscramauthentication-mechanism"></a>
The SCRAM mechanism to use for authentication.  
*Required*: Yes  
*Type*: String  
*Allowed values*: `SHA256 | SHA512`  
*Update requires*: [Replacement](https://docs.amazonaws.cn/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-replacement)

`SecretArn`  <a name="cfn-msk-replicator-kafkaclustersaslscramauthentication-secretarn"></a>
Amazon Resource Name (ARN) of the Secrets Manager secret containing the username and password.  
*Required*: Yes  
*Type*: String  
*Update requires*: [Replacement](https://docs.amazonaws.cn/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-replacement)