PassGTP. GTP data gathering system.

Actuality

Due to passive GTP data gathering the system collects information related to subscribers:

• mobile devices location data;
• identifiers of mobile devices (MSISDN, IMSI, IMEI);
• user packet traffic (for predefined subscribers).

As time passes, PassGTP system analyses stored data and provides the user with usual subscribers’ routes, reconstruction of subscribers’ social graphs and identification of mobile device model. Later this information may be useful for intelligence and law enforcement agencies, police. Social graphs allow modeling interconnections between actions in different context (detection of terrorist / religious / criminal / extremist organization members).

Data selection

 
PassGTP system stores all significant information, transferred via communication lines. So the system creates most complete database of subscribers’ activities.

Data handling methods:

• quantitative analysis

• contrastive analysis

• relations analysis

• semantic analysis

Fields of application:

• GSM networks
• UMTS networks
• LTE networks

Benefits of using PassGTP system: 

• Detection    of    subscribers’ location, if mobile devices (GSM/UMTS/LTE) is in packet data transmission mode
• Reconstruction of subscribers’ social graphs using geolocation data   (context  of  graphs  includes  different  types  –  escort group, frequent meetings, subscriber’s other devices, etc.) 
• Detection   of  subscribers’ presence  in  the  specific  area   at a specific period of time
• Access to historical data related to different subscribers, including ones, who have not been the object of special interest previously
• Detection of SIM-card / mobile device changing
• Intuitive, user-friendly web-interface