Standard EME

NameKey SystemEncryption SchemeVideo RobustnessAudio RobustnessInitDataType

WebKit-EME (Safari/FairPlay "legacy" EME)

NameKey SystemEncryption SchemeVideo RobustnessAudio RobustnessInitDataType

* com.microsoft.playready is known not to respect robustness settings on Chromium Edge. So querying for e.g. HW DRM (3000), likely gives you SW DRM in reality.