Except Cinavia, which worked on audio level, exists: https://en.wikipedia.org/wiki/Cinavia https://en.wikipedia.org/wiki/Cinavia Although it can only trip on c

Except Cinavia, which worked on audio level, exists: https://en.wikipedia.org/wiki/Cinavia https://en.wikipedia.org/wiki/Cinavia Although it can only trip on certain devices or media players (mainly Blu-ray players, including PS3 onwards), I did read an idea that suggested Cinavia being placed inside an OS's kernel in a secure enclave to make it system-wide.