Hacking Wireless Networks of the Future: Security in ... - Def Con
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Hacking Wireless Networks of the Future: Security in ... - Def Con
Aug 3, 2013 - Hacking Wireless Networks of the Future: Security in Cognitive Radio Networks. Hunter Scott / August 3 ...
Hacking Wireless Networks of the Future: Security in Cognitive Radio Networks Hunter Scott / August 3, 2013
Radio
+
Software Defined Radio
+
Cognitive Radio
Cognitive Radio Network
Cognitive Engine
Center Frequency
Coding rate
Bandwidth
Channel access protocol
Transmit power
Encryption algorithm
Type of modulation
Frame size
Attacks specific to cognitive radio networks
Change cognitive messages being sent through network
Change cognitive messages being sent through network Incumbent on channel 6
Change cognitive messages being sent through network
Incumbent on channel 6
Change cognitive messages being sent through network
Incumbent on channel 1
Change cognitive messages being sent through network
Incumbent on channel 1
Change cognitive messages being sent through network
Recalculating…
Routing Disruption
Sybil Attack
Sybil Attack
Sybil Attack
Sybil Attack
Priority Attack
>
Attacks on Crypto
VS
Attacks on Data Privacy
Primary User Emulation
Primary User Emulation
Primary User Emulation Primary user on channel 4
Primary user on channel 4
Primary user on channel 4 Primary user on channel 4
Primary User Emulation Primary user on channel 4
Primary User Emulation Recalculating…
Countermeasures
Cooperative Intrusion Detection
Device Reputation
Device Location
Why this matters
Tools
Level 30 MHz to 4.4 GHz 60 mW SimpliciTI Fits Arduino shields ~$100 in quantity
Other tools HackRF ($300) Michael Ossmann
BladeRF ($420) Nuand
MyriadRF ($300) Azio
What’s next
Latest version of these slides + code & schematics:
defcon21.hscott.net
Image Credits:
Radio designed by Monika Ciapala from The Noun Project Radio Tower designed by iconoci from The Noun Project Brain designed by Samuel Dion-Girardeau from The Noun Project Person designed by Björn Andersson from The Noun Project Plant designed by Luke Anthony Firth from The Noun Project Lock from The Noun Project Speedometer designed by Volodin Anton from The Noun Project
Location designed by Ricardo Moreira from The Noun Project
Further Reading: FCC. In the matter of unlicensed operation in the TV broadcast bands: second report and order and memorandum opinion and order., Nov. 2008. Fadlullah, Zubair Md, et al. "An Intrusion Detection System (IDS) for Combating Attacks Against Cognitive Radio Networks." IEEE Network (2013): 52. Jackson, David. "Exploiting Rogue Signals to Attack Trust-based Cooperative Spectrum Sensing in Cognitive Radio Networks." (2013). Du, Jiang, Chunjiao Zhu, and Zhaohui Chen. "Security issues in cooperative spectrum sensing for cognitive radio network." 2012 International Conference on Graphic and Image Processing. International Society for Optics and Photonics, 2013.
For even more readings, see the references of these papers.