To be able to run ads on sites that are secure / https, creatives need to https compatible. Secure compatibility is indicated on creative level, and can be toggled on and off.
Creatives that are not set as secure will not be able to access secure inventory.
Creatives set as secure will access secure inventory. Caution: Do not indicate a creative as secure unless it is verified to be secure, or you run the risk of bidding and buying inventory where your ad will not be displayed.
Image creatives uploaded and hosted on BidTheatre's servers are automatically hosted in an https-compatible environment, and set as secure.
HTML5-creatives uploaded and hosted on BidTheatre's servers need to be manually set as secure. For a HTML5 creative to be secure, each of the assets hosted in the creative need to be secure.
Third party tags need to be manually set as secure. Please consult your third party vendor about https compatibility of tags.