Google Disrupts Decade-Long Chinese Cyberespionage Campaign That Hijacked Google Sheets to Spy on 53 Telecoms and Governments Across 42 Countries
Google and Mandiant exposed UNC2814, a China-nexus threat actor that used a novel backdoor called GRIDTIDE to abuse Google Sheets as command-and-control infrastructure, breaching telecoms and government agencies across three continents since at least 2017.
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