Hi, I’ve browsed to those URLs and accepted the certificate in Safari. I get a webpage with the following info:

{"protocolversion": {"major": 1, "minor": 8}, "application": "JOSM RemoteControl"}

Still, I get en error message when trying to editing with Remote Control:

And it seems to be no longer possible to browse to OSM with unsecured connection (i.e. plain HTTP)–I’m redirect to the HTTPS URL. So I’m basically stuck.