To allow your Rendition to work over https, you have to change some properties in ARender server and Rendition server.
On ARender server side
Add these following lines in the folowing file:
On rendition server side
Copy the files located in “YOUR_RENDITION_FOLDER/secure-mode-properties/” in their respective destination in “YOUR_RENDITION_FOLDER/modules/” as it should then place them correctly in their respective folders.