Core Viewpoint - The article discusses the significant cyber attack orchestrated by the U.S. National Security Agency (NSA) against China's national timing center, highlighting the potential severe consequences of such attacks on critical infrastructure and national security [1][2]. Group 1: Cyber Attack Details - The NSA has been conducting a systematic cyber attack against the national timing center since March 2022, utilizing vulnerabilities in mobile services to gain access to sensitive information [6]. - From April 2023, the NSA repeatedly used stolen login credentials to infiltrate the national timing center's computer systems, aiming to gather intelligence on its network infrastructure [6]. - A new wave of cyber attacks is planned from August 2023 to June 2024, involving 42 specialized cyber weapons targeting multiple internal systems of the national timing center [6]. Group 2: Attack Methods - The NSA's cyber attacks are primarily launched during late night to early morning Beijing time, using virtual private servers from various global locations to obscure their origins [8]. - Techniques such as forged digital certificates and high-strength encryption algorithms are employed to bypass security measures and erase traces of the attacks [8]. Group 3: Response and Implications - In response to these threats, national security agencies have gathered evidence of the NSA's cyber activities, guiding the national timing center in countermeasures to sever attack links and enhance security protocols [8]. - The article emphasizes the broader context of U.S. cyber dominance and its implications for global cybersecurity, accusing the U.S. of undermining international norms and engaging in espionage against various countries [10][11].

来源 | 国家安全部 据国家安全部， 近期，国家安全机关破获一起美国重大网络攻击案，掌握美国国家安全局网络攻击入侵中国国家授时中心 的铁证，粉碎美方网攻窃密和渗透破坏的图谋，全力守护"北京时间"安全。 2025.10. 19 经国家安全机关填密调查发现，美国安局针对国家授时中心的网攻活动蓄谋已 久,呈现递进式、体系化特点。2022年3月25日起,美国安局利用某境外品牌手 机短信服务漏洞，秘密网攻控制国家授时中心多名工作人员的手机终端，窃取手 机内存储的敏感资料。2023年4月18日起，美国安局多次利用窃取的登录凭证, 入侵国家授时中心计算机，刺探该中心网络系统建设情况。2023年8月至2024年 6月，美国安局专门部署新型网络作战平台,启用42款特种网攻武器,对国家授 时中心多个内部网络系统实施高烈度网攻，并企图横向渗透至高精度地基授时系 统，预置瘫痪破坏能力。 机关買尽原形毕露 国家安全机关发现，美国安局网攻活动多选在北京时间深夜至凌晨发起，利用美 国本土、欧洲、亚洲等地的虚拟专用服务器作为"跳板"隐匿攻击源头,采取伪造 数字证书绕过杀毒软件等方式隐藏攻击行为，还使用了高强度的加密算法深度擦 除攻击痕迹,为 ...