Cellular Telephones

1. Cellular Telephones CIS 691 – Internet Security Principles October 23, 2001 Matt Manger Marjorie Quant Matt Wiedemer

2. Project Description • The purpose of our project is to research cell phone technology and examine the various methods of cracking/hijacking cell phone sessions. This will be accomplished by first researching cell phone encryption, then examining various phones and their vulnerabilities, and finally experimenting with hacking techniques.

3. Team Roles • Matt Manger • Cell Phone Vulerabilities • Marjorie Quant • Cell Phone Encryption • Matt Wiedemer • Hacking Techniques

4. Focus Areas • Encryption standards • TDMA – Time Division Multiple Access • CDMA – Code Division Multiple Access • GSM – Global System for Mobile Communication • Manufacturer Vulnerabilities • Nokia • Motorola • Ericsson • Panisonic

5. Focus Areas Cont… • Hacking Techniques • Individual Phones • Hardware • ID number • Software • Phone OS • Overall Network • Denial of service • Main office

6. Current Research Sources • mobile.box.sk • www.infosyssec.com • www.nokiaheaven-uk.com • Cryptanalysis of the Cellular Message Encryption Algorithm • David Wagner, Bruce Schneier, John Kelsey • Previous Student Presentations

7. Success Thus Far… • Research

8. Main Bottlenecks • Too much info… • Hacking requires hardware

9. Proposed Outline • Executive Summary • Introduction • Encryption Algorithms • Cell Phone Vulnerabilities • Hacking Techniques/Strategies • Demonstration • Conclusion • Questions

10. Questions ?