HTTPS streaming is available for all shoutcast services.
You can use this service for emebeding players on a HTTPS served website without receiving mixed content errors.
The address you need to use for this is:
Your station ID can be found on quick links page of centovacast, in this example is "deckltdd".
Your default mountpoint will be "stream" unless you have changed this in centovacast.
Therefore in this example the HTTPS stream would be: