I'm fairly sure you're mistaken about ssh-rsa having been disabled in OpenSSH, by the way. They've been issuing "future deprecation notices" about it for some time, but haven't actually turned it off yet.
I'm fairly sure you're mistaken about ssh-rsa having been disabled in OpenSSH, by the way. They've been issuing "future deprecation notices" about it for some time, but haven't actually turned it off yet.