> Has anyone already migrated to RHEL9 and confirmed that Santuario 2.0.4 > builds and runs on that platform?
Yes, for as long as it's existed, early betas and such. > I do not have a good enough understanding of SSL There's no SSL code in this library at all, it's an XML document signing/encryption library. What I think you need to do concretely is address the question internally "what about in a few years when I stop?" I don't think it helps much to kick the can down the road here. -- Scott