The more permissive screen sharing is, the higher the security risks are. Users expect the browser to protect them from security threats of websites they visit and that each website will be isolated, similar to the sandbox concept. To achieve this, browsers implement the Same Origin Policy (SOP), which in essence means that HTML and Scripts of site A can’t have access to other sites’ content
This is the second WebRTC Standards Update coming to you from Dan Burnett and Amir Zmora.
Topics covered in this update are: Is there a security vulnerability in WebRTC with regards to detecting your IP address? The New Public Working Drafts of Media Capture and WebRTC. Enhancing media functionality of WebRTC