(NEXSTAR) – In the wake of a massive cyberattack linked to the Chinese government, FBI officials are renewing warnings that your private text messages aren't secure.

The concern comes after a hacking operation, dubbed Salt Typhoon, gained access to private texts and phone conversations of an unknown number of Americans. The hacking group is reportedly associated with the Chinese Government.

Sen. Mark Warner (D-VA), chair of the Senate Intelligence Committee, called it the "worst telecom hack in our nation's history," the Washington Post reported.

Earlier this month, the FBI and other government cybersecurity officials recommended Americans switch from regular text messages to encrypted messaging apps if they wanted to protect themselves from Chinese hackers, NBC News reports.

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© The Hill