<ul data-eligibleForWebStory="false">An imposter has been using AI to impersonate Secretary of State Marco Rubio and contacting senior government officials.The fraudster mimicked Rubio's voice and writing style in voice messages and texts sent to officials.The goal of the impersonation was to gain access to information or accounts of the targeted government officials.The FBI has issued a warning about ongoing malicious text and AI-generated voice messaging campaigns impersonating senior US officials.