# LivenessOutputConfig
<a name="API_LivenessOutputConfig"></a>

Contains settings that specify the location of an Amazon S3 bucket used to store the output of a Face Liveness session. Note that the S3 bucket must be located in the caller's AWS account and in the same region as the Face Liveness end-point. Additionally, the Amazon S3 object keys are auto-generated by the Face Liveness system. 

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

 ** S3Bucket **   <a name="rekognition-Type-LivenessOutputConfig-S3Bucket"></a>
The path to an AWS Amazon S3 bucket used to store Face Liveness session results.  
Type: String  
Length Constraints: Minimum length of 3. Maximum length of 255.  
Pattern: `[0-9A-Za-z\.\-_]*`   
Required: Yes

 ** S3KeyPrefix **   <a name="rekognition-Type-LivenessOutputConfig-S3KeyPrefix"></a>
The prefix prepended to the output files for the Face Liveness session results.  
Type: String  
Length Constraints: Maximum length of 950.  
Pattern: `\S*`   
Required: No

## See Also
<a name="API_LivenessOutputConfig_SeeAlso"></a>

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/rekognition-2016-06-27/LivenessOutputConfig) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/rekognition-2016-06-27/LivenessOutputConfig) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/rekognition-2016-06-27/LivenessOutputConfig)