The US Department of State has said it is tightening its cyber security after an imposter used artificial intelligence to impersonate secretary of state Marco Rubio and contact at least three foreign ministers.
The department was “aware of this incident and is currently monitoring and addressing the matter”, said spokesperson Tammy Bruce.
“The department takes seriously its responsibility to safeguard its information and continuously take steps to improve the department’s cyber security posture to prevent future incidents,” Bruce said, adding she could provide no more details “for security reasons”.
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