Configure OAuth server using Resource owner password grant type

The Resource owner password credentials grant type is suitable for cases where the resource owner has a trust relationship with the client, such as the device operating system or a highly privileged application.

1. Navigate to Integration > OAuth servers.

   The OAuth servers page appears.

2. Click New.

   The New OAuth server configuration dialog box is displayed. By default, the General tab is open.

3. Configure the following properties.

   General properties

   Name	A globally unique name for the OAuth server. The name can have a maximum of 50 characters.
   Category	By default, the system automatically saves a new OAuth server in your working category. To store it in a different category, select a category.
   Grant type	Resource owner password.
   Authentication method	Specify the authentication methods to add additional security to an authorization grant. The following methods are available: Secret in post body Secret using basic authentication Shared secret key JWT Private key JWT Custom See Authentication methods for a description of fields specific to an authentication method.
   Credentials	To log in, select either option: Local: Enter the Resource owner name and Resource owner password. External: Enter the secret name for the username and password stored in the configured external storage.
   Client ID	An ID to identify the client. The ID must be an alphanumeric string.
   Client secret	To log in, select either option: Local: Enter the secret string that the client uses. External: Enter the secret string stored in the configured external storage.
   Access token URL	The URL to get an access token.
   Scope	The scope to restrict access to specified areas. The value of the scope must be defined as a list of space-delimited and case-sensitive strings.
   Supports refresh token	If this option is selected, the Authorization server supports refresh token generation. (Default: Selected)
   Refresh token validity duration	The duration for which the token should remain valid. If set to zero, the refresh token always remains valid. (Default: 0)

   Additional properties

   Access token request	You can exclude the scope when sending the access token request by clearing Include scope: (Default: selected)
   Maximum wait duration	The maximum wait duration to acquire an access token. (Default:1 minute)
   Query parameters	The query parameters (if any) required by the authorization server. To add query parameters: Click . Provide a Name and Value. Click Add.
   Post parameters	The post parameters (if any) required by the authorization server. To add post parameters: Click . Provide a Name and Value. Click Add.

4. Click Save to save the authorization.

   • If the token generation fails, an error message is displayed; however, the configuration details are saved for reuse.

   • When you edit an OAuth server using Resource owner password grant type that has already been authorized you need to authorize again.