Cellular Network Passive Monitoring System

The Complex is applied for searching, intercepting and signal recording of cellular networks with the purpose of control of talks, SMS and localization of subscribers. Interception and decoding of signals from base stations and mobile telephones GSM frequency band 850/900/1800/1900 Mhz in real time. The System can track multiple conversations simultaneously and provide voice monitoring and call information display in a central monitoring station. Tactical Low-Emission "Off Air" Undetectable System (it does not alter GSM bands). Real Time A5.1 and A5.2 desencryption. The System operates on both the Non Encrypted and Encrypted GSM Networks completely independently of the Cellular Provider. New Interception Protocol System of TMSI, IMSI, IMEI, KC, KI and PLMN: • TMSI (Temporary Mobile Subscriber Identity) • IMSI (International Mobile Subscriber Identity) • IMEI (International Mobile Equipment Identity) • KC (Key Cipher) • KI (Individual Subscriber Authentication Key) • PLMN (Public Land Mobile Network) The System is Soft-Hardware and consists of: • A Unit of signals’ receiving and processing - up to 8 units on 1 control computer (up to 128 channels) • Antennas and Feeders Set System • A Control Computer (Notebook) with special SW • Test Mobile Phone with the Open Engineering Program • “Boomerang” Device for IMSI and TMSI Determination • CDs, Containing Software and Operating Instruction • The Control Program Software for units of signals’ receiving and processing • Applications for processing archives • Decoder A5/2 - as an integration option of the Control Computer • IKG Head Phones • Connecting Cable to Be Connected to the PC’s USB-port • Power Cable and Car Lighter Connecting Cable (12 VCC, 110 VCA and 220 VCA) Protocol Windows register all the System’s Activity: • All conversations intercepted wiil be saved in WAV protocol files. • General Mode (Random) and Specific Mode Interception. Interception suitable for SMS and data (text   messages, Internet and GPRS data), when intercepted are stored as a text in a protocol file. S.I.S. offers Operation Courses, Guarantee and the best Post-Sale Service. Ask for a DEMONSTRATION of the GSM Interceptor Equipment Operation in your Country. This System has been tested throughout all over the World with excellent results. Due to the nature of the system no names of Official and/or Governmental Dept. will be released. End User Certificate (EUC) will be required.

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