# International Mobile Subscriber Identity Catcher ## Identification An IMSI catcher appears in the secure-phone, carrier, and mobile-network surveillance cluster. ## Scanned_20260730-1314 evidence In [[Scanned_20260730-1314|Scanned_20260730-1314]], PDF page 16, this term appears in the notebook’s reconstruction and relationship map. See [[Scanned_20260730-1314#Scanned_20260730-1314.pdf — PDF page 16|page 16]]. ## Evidentiary status The notebook occurrence establishes research context and page-level proximity. It does not alone prove ownership, installation, account use, employment, partnership, attribution, or operational deployment.