# Default credentials
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You can use the default credentials that you configure on your client system to connect to Amazon Athena. For information about using default credentials, see [Using the Default Credential Provider Chain](https://docs.aws.amazon.com/sdk-for-java/v1/developer-guide/credentials.html#credentials-default) in the *AWS SDK for Java Developer Guide*.

## Authentication type
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| **Connection string name** | **Parameter type** | **Default value** | **Connection string example** | 
| --- | --- | --- | --- | 
| AuthenticationType | Required | IAM Credentials | AuthenticationType=Default Credentials; |