Reference: a) https://docs.microsoft.com/en-us/azure/active-directory/manage-apps/assign-user-or-group-access-portal b) maybe https://docs.microsoft.com/en-us/azure/active-directory/fundamentals/active-directory-manage-groups c) https://docs.microsoft.com/en-us/azure/active-directory/manage-apps/application-properties#visible-to-users