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Wiretapping, also known as wire tapping or telephone tapping, is the monitoring of telephone and Internet-based conversations by a third party, often by covert means.The wire tap received its name because, historically, the monitoring connection was an actual electrical tap on an analog telephone or telegraph line.
The DCS-6000 (a.k.a. "Digital Storm") captures the content of phone calls and text messages for analysis. [1] [9] Once the data has been captured, it is indexed and prioritized using the Electronic Surveillance Data Management System (ELSUR). [9]
Telephone tapping can be used to record employees' phone call details and conversations. These can be recorded during monitoring. These can be recorded during monitoring. The number of calls, the duration of each call, and the idle time between calls, can all go into a log for analysis by the company.
If a call comes in for a number on the target phone a "conference bridge" is created and the second leg is sent to law enforcement at the place of their choosing. By law this must be outside of the phone company. This prevents law enforcement from being inside the phone company and possibly illegally tapping other phones.
Phone surveillance is the act of performing surveillance on phone conversations, location tracking, and data monitoring of a phone. Before the era of mobile phones, these used to refer to the tapping of phone lines via a method called wiretapping. Wiretapping has now been replaced by software that monitors the cell phones of users.
Telephone call data, such as originating station, destination, start and ending times, and transmission characteristics, is collected from a telecommunications system or private branch exchange (PBX) in form of call detail records (CDRs). The equipment typically presents this data on older PBXs via a serial communications port, or more recently ...
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To successfully wiretap phone numbers without detection, as the intruders did, a special set of circumstances had to be present. The RES had to be active on the exchange, but the IMS had to be unused. At the time of the illegal wiretaps, Vodafone had not yet purchased the lawful intercept options, meaning the IMS was not present on their systems.