# IAM credentials
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You can use your IAM credentials to connect to Amazon Athena with the ODBC driver using the connection string parameters described in this section.

## Authentication type
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****  

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

## User ID
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Your Amazon Access Key ID. For more information about access keys, see [Amazon security credentials](https://docs.amazonaws.cn/IAM/latest/UserGuide/security-creds.html)in the *IAM User Guide*.


****  

| **Connection string name** | **Parameter type** | **Default value** | **Connection string example** | 
| --- | --- | --- | --- | 
| UID | Required | none | UID=AKIAIOSFODNN7EXAMPLE; | 

## Password
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Your Amazon secret key id. For more information about access keys, see [Amazon security credentials](https://docs.amazonaws.cn/IAM/latest/UserGuide/security-creds.html)in the *IAM User Guide*.


****  

| **Connection string name** | **Parameter type** | **Default value** | **Connection string example** | 
| --- | --- | --- | --- | 
| PWD | Required | none | PWD=wJalrXUtnFEMI/K7MDENG/bPxRfiCYEXAMPLEKE; | 

## Session token
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If you use temporary Amazon credentials, you must specify a session token. For information about temporary credentials, see [Temporary security credentials in IAM](https://docs.amazonaws.cn/IAM/latest/UserGuide/id_credentials_temp.html) in the *IAM User Guide*.


****  

| **Connection string name** | **Parameter type** | **Default value** | **Connection string example** | 
| --- | --- | --- | --- | 
| SessionToken | Optional | none | SessionToken=AQoDYXdzEJr...<remainder of session token>; |