Traffic Correlation on Tor by Realistic Adversaries

75 Pages·2013·2.75 MB·English

Users Get Routed: Traffic Correlation
on Tor by Realistic Adversaries
Aaron Johnson1 Chris Wacek2 Rob Jansen1
Micah Sherr2 Paul Syverson1
1 U.S. Naval Research Laboratory, Washington, DC
2 Georgetown University, Washington, DC
MPI-SWS
July 29, 2013
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Summary: What is Tor?
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Summary: What is Tor?
Tor is a system for anonymous communication.
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Summary: What is Tor?
Tor is a system for anonymous communication.
^
popular
Over 500000 daily users and 2.4GiB/s aggregate
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Summary: Who uses Tor?
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Summary: Who uses Tor?
• Individuals • Journalists
avoiding protecting
censorship themselves or
• Individuals sources
avoiding • Law enforcement
surveillance during
investigations
• Intelligence
analysts for
gathering data
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Summary: Tor’s Big Problem
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Summary: Tor’s Big Problem
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Summary: Tor’s Big Problem
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Summary: Tor’s Big Problem
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