Method

Key Name	Default Value	Required
`Auth_Type`	None	Yes

Description

This option specifies the authentication method to use.

The supported authentication method is determined by whether your Salesforce Marketing Cloud application was installed using a legacy package or an enhanced package, as well as the type of integration that was used. For information about Salesforce Marketing Cloud package types, see "Installed Package Types" in the Marketing Cloud Package Development: https://developer.salesforce.com/docs/atlas.en-us.mc-app-development.meta/mc-app-development/installed-package-types.htm.

To authenticate a connection to an application that was installed using a legacy package, set this option to OAuth_2.0.
To authenticate a connection to an application that was installed using an enhanced package with server-to-server integration, set this option to Enhanced sts OAuth 2.0.
To authenticate a connection to an application that was installed using an enhanced package with web app or public app integration, set this option to Enhanced OAuth 2.0.