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Calypso / Red Lamassu (Bronze Medley, China-aligned) — Showboat and JFMBackdoor against telecoms
Lumen Black Lotus Labs and PwC disclosed two purpose-built implants — Showboat (Linux) and JFMBackdoor (Windows) — used by Calypso against international telecom firms (daily 2026-05-22).
PROVENANCE
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