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PC Gamer
PC Gamer
Jess Kinghorn

Hackers claim they've breached a Chinese supercomputer and are demanding huge amounts of crypto for the data, but security researchers are sceptical

CNN Cybersecurity
Flag of China.

Earlier this year, dark web hackers claimed to have exfiltrated a huge amount of data from the National Supercomputing Center (NSCC) in Tianjin, China. The hacker group FlamingChina claims that it stole 10 petabytes of data pertaining to advanced science and defence agencies within China. However, a number of security researchers have since cast doubt on the leak's legitimacy.

As far as I can tell, NetAskari was the first to bring the data leak to wider attention back in February 2026 via X, before further delving into a sample of the leaked files on their SubStack.

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