#Telecom

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Telecom Subversion by Nation-States — Research Reference
2026-03-15 · 9 min · research
Chinese state-sponsored hackers compromised at least nine US telecom companies: AT&T, Verizon, T-Mobile, Lumen, Spectrum, Consolidated Communications, Windstream. Specifically targeted the CALEA-mandated lawful-intercept systems — the wiretapping backdoors the US government required telecoms to build.