When triggering the authentication flow in my Office Add-in (Word Online), the authentication dialog opens but immediately returns error 12011('Browser restrictions prevented us from creating th…he add-in host are not in the same security zone)

When triggering the authentication flow in my Office Add-in (Word Online), the authentication dialog opens but immediately returns error 12011('Browser restrictions prevented us from creating th…he add-in host are not in the same security zone) #2605