TSCM Explained

Technical Surveillance Countermeasures [TSCM] are commonly referred to as “debugging”.  Electronic surveillance is a generic term used to refer to the range of activities under “wire-tapping” and “bugging”.  These countermeasures seek to detect the presence of active or passive eavesdropping and other electronic surveillance systems that may be present within a target environment.

These threats include but are not limited to:

  • Wireless listening devices,
  • Wireless camera’s,
  • Hard-wired microphones,
  • Analogue or digital recorders,
  • Infra-red devices,
  • Microwave transmitters,
  • 240 volt mains carrier devices,
  • Telephone line “taps” or modifications to telephones, and
  • A range of other techniques, devices and methods available today.

The FBIS TSCM sweeps include but are not limited to:

  • A comprehensive physical search,
  • Radio frequency (RF) spectrum analysis,
  • Telephone line and device analysis,
  • Carrier current analysis including 240V power cabling and outlets to detect devices capable of transmitting information,
  • Carrier current analysis of other wiring as appropriate to detect devices capable of transmitting information,
  • Non-linear junction detection to detect inactive, dormant or remotely activated devices or electronic components.

TSCM Overview

TSCM Explained

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