# SigV4Authorization


For more information, see [Signature Version 4 signing process](https://docs.aws.amazon.com/general/latest/gr/signature-version-4.html).

## Contents


 ** roleArn **   <a name="iot-Type-SigV4Authorization-roleArn"></a>
The ARN of the signing role.  
Type: String  
Required: Yes

 ** serviceName **   <a name="iot-Type-SigV4Authorization-serviceName"></a>
The service name to use while signing with Sig V4.  
Type: String  
Required: Yes

 ** signingRegion **   <a name="iot-Type-SigV4Authorization-signingRegion"></a>
The signing region.  
Type: String  
Required: Yes

## See Also


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/iot-2015-05-28/SigV4Authorization) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/iot-2015-05-28/SigV4Authorization) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/iot-2015-05-28/SigV4Authorization)