VULNERABILITIES OF MOBILE INTERNET (GPRS)

[Nytro]

VULNERABILITIES OF MOBILE INTERNET (GPRS)

Dmitry Kurbatov

Sergey Puzankov

Pavel Novikov

2014

Contents
1. Introduction
2. Summary
3. M obile network scheme
4. GTP protocol
5. Searching for mobile operator’s facilities on the Internet
6. Threats
6.1. IMSI brute force
6.2. T he disclosure of subscriber’s data via IMSI
6.3. Dis connection of authorized subscribers from the Internet
6.4. B locking the connection to the Internet
6.5. Internet at the expense of others
6.6. D ata interception
6.7. DN S tunneling
6.8. Substitution of DNS for GGSN
7. C onclusion and recommendations

Download: http://www.ptsecurity.com/download/Vulnerabilities_of_Mobile_Internet.pdf