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Cell phone spy is used for perfect monitoring
Devices for home monitoring
A better method - setting a unit device, activated a special code from any external phone. In a simplified version of the schema of a small telephone phone spyware switch resonant, tuned to a specific frequency. Eavesdropper dials the number of controlled apparatus from any other phone, including international, and brings to his tube portable acoustic radiator (beeper), a tone that matches the frequency relay. Relay instantly disconnects the call the device and translates the phone turns on, allowing the caller to listen to all conversations in the room. Such devices are widely sold in the West for home monitoring. This scheme has several versions, including a sophisticated tone code (to impede accidental discovery of the fact interception), the use of a special amplifier and microphone (to improve signal quality). I should say that sometimes the call can briefly work before the resonant switch it off. Such an abbreviated call may be possible indication that the phone is used for eavesdropping. An additional disturbing aspect in favor employment of the working line in those time periods when it should be cell phone spy software free.
Revolution in technology plays
The most efficient and difficult to define a common option now in the West, when the device, the locking switch handset connected free cell phone spy software anywhere on the line to both the controlled telephone and a specially rented phone, a pair of which is in the same telephone cable. An attacker telephone leased them to the phone, activating the device that sends up a controlled phone turns on, and automatically connects to the leased line controlled. This method is more secretive, and you can listen to conversations in the room from almost anywhere in the world. The object of attack - Computer Telephony Mass introduction of the offices of a computer telephony revolution in technology plays. If before all the negotiations were going through the office PBX, but now it has replaced the personal computer that performs all the tasks switching of telephone connections. As a result, the simplest way to "ride" was the penetration of telephone traffic in the switching program control computer telephone network. Keep track of such penetration is extremely difficult. Some companies have come quite extravagant - Patch Program is overloaded with a weekly standard CD-ROM that allows you to bring the system back to the original "correct" state text spy.
