U.S. Wiretap Systems Targeted in China-Linked Hack

These federally-mandated backdoors were first required on phone systems in 1994 by the CALEA law, then controversially extended to broadband by the FCC in '04.

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See also https://www.cnbc.com/2024/10/05/china-linked-security-breach-targeted-us-wiretap-systems-wsj-reports.html