Big Cyberespionage Attack Against Japan Attributed to China

Japan's Classified Defense Networks Reportedly Suffered a Major Breach in 2020
Japanese classified military networks reportedly suffered a massive breach in 2020 at the hands of a Chinese cyberespionage group that proved tough to eject. One cybersecurity expert said Chinese cyberespionage groups targeting Japan and its allies are employing ever more "stealthy intrusions."

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