We do support RTMPS as a stream ingest/input.
You can find related documentation here:
To use the RTMPS feature, use the same RTMP path provided in the dashboard as described in the documentation, just change the "rtmp" protocol to "rtmps" and remove the port ":1935"
The new RTMPS path should look like this:
You may optionally include the port 443:
<cluster-fqdn> is the fully qualified domain name of the RTSP service access point you’ve configured your token to use.