sonic steganography
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SoNIC Steganography
Presenter: Hector TosadoAdvisor: Professor Hakim Weatherspoon
Cornell University TRUST REU Program
Introduction
Steganography is the art and science of writing hidden messages in such a way that no one, apart from the sender and intended recipient, suspects the existence of the message, a form of security through obscurity.
1’s and 0’s
SoNIC Steganography
Introduction SoNIC Steganography Network Stack SoNIC Hector Codes Results Conclusion Acknowledgements
Agenda
Network Stack Open Systems Interconnection Model (OSI)
PHY Layer – Generate and detect signals for transmit
SoNIC
SoNIC (Software Network Interface Card).
Software – What is sent
Hardware – How it’s sent
Real-Time
10G Ethernet
6 bit representation of each letter and symbol
100 0000 - @ – 00 0000 - A 100 1111 - O – 00 1111 - P
Hector Codes
Hector Codes
Encode / Scramble Descramble / Decode
Results
Results
Router Limitation
None Invasive
Character Limitation
Conclusion
Hector Codes allows for yet another use for SoNIC.
Hard to detect hidden message.
Allows for greater network efficiency.
Lessons Learned
C Language
Whiteboard
LaTeX
Terminal
Acknowledgements
Hakim Weatherspoon
Ki Suh Lee
Han Wang
LSAMP
TRUST
Cornell University
Contact information
Héctor A. Tosado Jimenez › hector.tosado@upr.edu
Professor Hakim Weatherspoon› hweather@cs.cornell.ed
u Ki Suh Lee
› kslee@cs.cornell.edu Han Wang
› hwang@cs.cornell.edu
Questions
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