US Cyber Watchdog Can’t Guarantee Security of Military Phone Network: Senator

The top U.S. agency for cyber security has no confidence in the safety of FirstNet, the nation’s military and first responders cellphone network, according to a letter written by Sen. Ron Wyden (D-Ore.) and published April 12 (pdf).
Wyden, a member of the Senate Intelligence Committee, expressed concerns about the fact that an expert from the Cybersecurity and Infrastructure Security Agency (CISA) told Wyden’s staff in a 2022 briefing that the agency had not seen the results of any cybersecurity audits conducted on the government-only network.
Wyden then called for the government to perform annual cybersecurity audits on the network….}