The DEFCON Warning System™

The World’s Only Public Nuclear Threat Advisory System. Independent, real-time analysis of global nuclear tensions. Since 1984.

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Russia

Russia takes a dangerous turn in its war on Ukraine

Russia has entered a dangerous new phase of its war against Ukraine since it exited the Black Sea grain deal earlier this ...
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China

U.S. Hunts Chinese Malware That Could Disrupt American Military Operations

The Biden administration is hunting for malicious computer code it believes China has hidden deep inside the networks controlling power grids, communications ...
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China

Japan raises alarm over China’s military, Russia ties and Taiwan tensions in new defense paper

The Japanese government stepped up its alarm over Chinese assertiveness, warning in a report issued Friday that the country faces its worst ...
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China

China Poses “Alarming” Threat to United States Power Grid

China’s activities the U.S. power grid represent an “alarming” threat, according to Manny Cancel, senior vice president of the North American Electric ...
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© 2026 The DEFCON Warning System. Established 1984.

The DEFCON Warning System is a private intelligence organization which has monitored and assessed nuclear threats by national entities since 1984. It is not affiliated with any government agency and does not represent the alert status of any military branch. The public should make their own evaluations and not rely on the DEFCON Warning System for any strategic planning. At all times, citizens are urged to learn what steps to take in the event of a nuclear attack.