China on Sunday accused the U.S. National Security Agency (NSA) of carrying out a "premeditated" cyber attack targeting the National Time Service Center ( NTSC ), as it described the U.S. as a "hacker empire" and the "greatest source of chaos in cyberspace."

The Ministry of State Security (MSS), in a WeChat post , said it uncovered "irrefutable evidence" of the agency's involvement in the intrusion that dated back to March 25, 2022. The attack was ultimately foiled, it added.

Established in 1966 under the jurisdiction of the Chinese Academy of Sciences (CAS), NTSC is responsible for generating, maintaining, and transmitting the national standard of time (Beijing Time).

"Any cyberattack damaging these facilities would jeopardize the secure and stable operation of 'Beijing Time,' trig

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