If you're that concerned with 3rd party auth, I'm surprised you're not more concerned about trusting your virtual network to a SaaS platform (who could definite

If you're that concerned with 3rd party auth, I'm surprised you're not more concerned about trusting your virtual network to a SaaS platform (who could definitely decrypt the traffic). For those more privacy minded, they'd probably wanna go with one of the self-hosted alternatives, of which there are now a few.