# DescribeAuthenticationProfiles
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Describes an authentication profile.

## Request Parameters
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 For information about the parameters that are common to all actions, see [Common Parameters](CommonParameters.md).

 ** AuthenticationProfileName **   
The name of the authentication profile to describe. If not specified then all authentication profiles owned by the account are listed.  
Type: String  
Length Constraints: Maximum length of 63.  
Pattern: `^[a-zA-Z0-9\-]+$`   
Required: No

## Response Elements
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The following element is returned by the service.

 **AuthenticationProfiles.member.N**   
The list of authentication profiles.  
Type: Array of [AuthenticationProfile](API_AuthenticationProfile.md) objects

## Errors
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For information about the errors that are common to all actions, see [Common Error Types](CommonErrors.md).

 ** AuthenticationProfileNotFoundFault **   
The authentication profile can't be found.  
HTTP Status Code: 404

 ** InvalidAuthenticationProfileRequestFault **   
The authentication profile request is not valid. The profile name can't be null or empty. The authentication profile API operation must be available in the Amazon Web Services Region.  
HTTP Status Code: 400

## See Also
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For more information about using this API in one of the language-specific Amazon SDKs, see the following:
+  [Amazon Command Line Interface V2](https://docs.amazonaws.cn/goto/cli2/redshift-2012-12-01/DescribeAuthenticationProfiles) 
+  [Amazon SDK for .NET V4](https://docs.amazonaws.cn/goto/DotNetSDKV4/redshift-2012-12-01/DescribeAuthenticationProfiles) 
+  [Amazon SDK for C\+\+](https://docs.amazonaws.cn/goto/SdkForCpp/redshift-2012-12-01/DescribeAuthenticationProfiles) 
+  [Amazon SDK for Go v2](https://docs.amazonaws.cn/goto/SdkForGoV2/redshift-2012-12-01/DescribeAuthenticationProfiles) 
+  [Amazon SDK for Java V2](https://docs.amazonaws.cn/goto/SdkForJavaV2/redshift-2012-12-01/DescribeAuthenticationProfiles) 
+  [Amazon SDK for JavaScript V3](https://docs.amazonaws.cn/goto/SdkForJavaScriptV3/redshift-2012-12-01/DescribeAuthenticationProfiles) 
+  [Amazon SDK for Kotlin](https://docs.amazonaws.cn/goto/SdkForKotlin/redshift-2012-12-01/DescribeAuthenticationProfiles) 
+  [Amazon SDK for PHP V3](https://docs.amazonaws.cn/goto/SdkForPHPV3/redshift-2012-12-01/DescribeAuthenticationProfiles) 
+  [Amazon SDK for Python](https://docs.amazonaws.cn/goto/boto3/redshift-2012-12-01/DescribeAuthenticationProfiles) 
+  [Amazon SDK for Ruby V3](https://docs.amazonaws.cn/goto/SdkForRubyV3/redshift-2012-12-01/DescribeAuthenticationProfiles)