AAD B2B comments update

Author: Jumpei Hirono

articles/machine-learning/concept-enterprise-security.md

@@ -73,7 +73,7 @@ The following table lists some of the major Azure Machine Learning operations an
 If the built-in roles don't meet your needs, you can create custom roles. Custom roles are supported only for operations on the workspace and Machine Learning Compute. Custom roles can have read, write, or delete permissions on the workspace and on the compute resource in that workspace. You can make the role available at a specific workspace level, a specific resource-group level, or a specific subscription level. For more information, see [Manage users and roles in an Azure Machine Learning workspace](how-to-assign-roles.md).
 
 > [!WARNING]
-> Azure Machine Learning is not currently supported with Azure Active Directory business-to-business collaboration.
+> Azure Machine Learning is supported with Azure Active Directory business-to-business collaboration, but is not currently supported with Azure Active Directory business-to-consumer collaboration.
 
 ### Securing compute targets and data