Every one of them is traceable to working around some broken hardware or software out there that insists on everything looking like TLS 1.2.
The good news is that TLS 1.3 moves everything possible into encrypted data, so in future versions spectators will not be able to see protocol differences and more compatibility hacks won’t be needed.
The good news is that TLS 1.3 moves everything possible into encrypted data, so in future versions spectators will not be able to see protocol differences and more compatibility hacks won’t be needed.