Apple released iOS 15 with iCloud Private Relay broken for WebRTC – it still divulges your IP address. This post walks through why and how the WebRTC API’s use your IP address information and how you can check what IP addresses are gathered.
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Dealing with HTMLMediaElements and srcObjects in WebRTC applications
Philipp Hancke discusses a how to properly release Media Element resources with WebRTC and a recent Chrome issue that apps to stop handling larger numbers of participants.
Making Zoom’s Smart Gallery on the Web with MediaPipe and BreakoutBox
How to seperate multiple people in the same camera feed into their own unique video streams that can be individually transmitted Google’s MediaPipe and the W3C’s new MediaStreamTrack API
FaceTime finally faces WebRTC – implementation deep dive
Deep dive analysis on how FaceTime for Web uses WebRTC. Philipp “Fippo” Hancke uses webrtc-internals, Wireshark, and reviews the JavaScript implementation to expose Apple’s implementation details.
RED: Improving Audio Quality with Redundancy
Back in April 2020 a Citizenlab reported on Zoom’s rather weak encryption and stated that Zoom uses the SILK codec for audio. Sadly, the article did not contain the raw data to validate that and let me look at it further. Thankfully Natalie Silvanovich from Googles Project Zero helped me out using the Frida tracing […]
