API Reference > backend-itwin-client > Authentication > BackendAuthorizationClientConfiguration BackendAuthorizationClientConfiguration Interface Beta Client configuration to create OIDC/OAuth tokens for backend applications Properties Name Type Description clientId string Client application's identifier as registered with the Bentley IMS OIDC/OAuth2 provider. clientSecret string Client application's secret key as registered with the Bentley IMS OIDC/OAuth2 provider. scope string List of space separated scopes to request access to various resources. Defined in core/backend-itwin-client/src/oidc/BackendAuthorizationClient.ts Line 17 Last Updated: 11 June, 2024