US to curb hacking tool exports to Russia, China US authorities unveiled Wednesday long-delayed new rules aimed at clamping down on export to nations like Russia and China of hacking technology amid a sharp uptick in cyberattacks globally. The rules, which are set to go into force in 90 days, would prevent the sale of certain software or devices to a list of countries unless approved by a bureau of the Commerce Department. "The United States opposes the misuse of technology to abuse human rights or conduct other malicious cyber activities, and these new rules will help ensure that US…