FBI investigating ‘suspicious’ cyber activities on critical surveillance network

The FBI has identified a suspected cybersecurity incident on a sensitive network used to manage wiretaps and intelligence surveillance warrants, and officials are working to determine the seriousness of the incident, according to an FBI statement and a source familiar with the investigation.

“The FBI identified and addressed suspicious activities on FBI networks, and we have leveraged all technical capabilities to respond,” the bureau said in a statement to CNN on Thursday, declining to elaborate.

A source familiar with the investigation told CNN the cybersecurity incident is related to a digital system the bureau uses to manage wiretapping and foreign intelligence surveillance warrants as part of investigations.

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