# Authentication
<a name="API_Authentication"></a>

Indicates whether the user requires a password to authenticate.

## Contents
<a name="API_Authentication_Contents"></a>

**Note**  
In the following list, the required parameters are described first.

 ** PasswordCount **   
The number of passwords belonging to the user. The maximum is two.  
Type: Integer  
Required: No

 ** Type **   
Indicates whether the user requires a password to authenticate.  
Type: String  
Valid Values: `password | no-password | iam`   
Required: No

## See Also
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For more information about using this API in one of the language-specific AWS SDKs, see the following:
+  [AWS SDK for C\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/elasticache-2015-02-02/Authentication) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/elasticache-2015-02-02/Authentication) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/elasticache-2015-02-02/Authentication)