3 ms·

Genuine question - is this what you're referring to? Very curious. https://www.usenix.org/system/files/conference/usenixsecurity17/sec17-vila.pdf https://www.u

• nullwasamistake 7y ago
  Hadn't heard of it actually, but side channels have been an issue in browser security for a long time. Spectre caused a lot of changes in JS like disabling high precision clocks. But I'm afraid clock proxies are everywhere. The API surface is gigantic and all you need is a single call that reliably executes in constant time on the samr thread