Some Nvidia chips will be exported to China again after President Donald Trump partially lifted a ban on such exports last month. (Hannibal Hanschke/EPA/Shutterstock)

By Eva Dou

Nvidia declared its highly sought-after AI chips don’t have “back doors” or “kill switches” and that it opposes such remote control options, in an effort to insulate itself from the intensifying technological rivalry between the United States and China.

“There is no such thing as a ‘good’ secret backdoor,” Nvidia Chief Security Officer David Reber Jr. wrote on Tuesday, adding that “until recently” the idea of building in such vulnerabilities on purpose was “beyond question.”

Nvidia’s disavowal of such spying tools reflects how the company has become a pressure point for both the United States and Beijing in a h

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