While I was testing bug 1937096, I realized FontFace also doesn't protect against font fingerprinting. See at https://abrahamjuliot.github.io/fpworker/ I'll also submit a smaller POC
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While I was testing bug 1937096, I realized FontFace also doesn't protect against font fingerprinting. See at https://abrahamjuliot.github.io/fpworker/ (fonts loaded is FontFace API, and fonts detected is the offscreen measure text) I'll also submit a smaller POC