ISTANBUL  The US Navy has instructed its personnel not to use AI technology from China's DeepSeek due to "security and ethical concerns." An email sent to Navy members on Friday warned that DeepSeek’s AI should not be used "in any capacity" because of "potential security and ethical concerns associated with the model’s origin and usage," according to a CNBC report. A US Navy spokesperson confirmed the email's authenticity to the broadcaster, saying it is consistent with the policy on generative