ArcGIS Hub is being updated to enforce HTTPS Only
/Previous Technical Support blog articles provided information about the changes being made to enforce HTTPS for ArcGIS Online and the World Geocoding Service. In advance of these changes, ArcGIS Hub will be updated to enforce the use of HTTPS only, on September 8th 2020.
For further information about this update, and to understand how this may impact you and what you need to do about it, please the ArcGIS Blog article ArcGIS Hub Enforcing HTTPS.
Further information relating to the HTTPS changes across the ArcGIS Platform can be found in this Esri Technical Article.