How the Sniper Attack crashes Tor
This episode details a highly destructive and extremely low-cost Denial of Service threat against the anonymity network, based on the paper "The Sniper Attack: Anonymously Deanonymizing and Disabling the Tor Network". The podcast explores how adversaries can silently disable arbitrary Tor relays using a fraction of the target's bandwidth resources.
Listeners will learn the clever mechanics behind this exploit, which takes advantage of Tor’s end-to-end reliable data transport and flow control. An attacker can trick the network by initiating a large file download while deliberately stopping the…
The skinny
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