CISA does. Much of it has been made public.

Google it yourself, if you're actually interested. It's fascinating.

What makes you think I haven't googled it already? Yes, the US CISA agency claims it. But no evidence has been presented.

	▲	herbst a year ago \| parent [-]
		Even if there were some kind of evidence, the US doesn't actually have a track record on being honest with anything like that.