US officials have admitted defeat in efforts to expel Chinese government hackers from telecommunications companies and internet service providers, warning users to use encrypted messaging and voice calls instead. This comes more than three months after reports of Chinese spies infiltrating major carriers for espionage. The FBI and CISA had worked with multiple companies to strengthen defenses and hunt down hackers, but so far, no timeline has been set for securing the carriers.
Source: https://www.washingtonpost.com/technology/2024/12/03/china-hack-salt-typhoon-telecom