On Mon, 14 Feb 2011 20:19:50 -0800 Mike Perry <mikeperry@xxxxxxxxxx> wrote: > 2. Storing identifiers in the cache > > http://crypto.stanford.edu/sameorigin/safecachetest.html has some PoC > of this. Torbutton protects against long-term cache identifiers, but > for performance reasons the memory cache is enabled by default, so you > could use this to differentiate crawlers who do not properly obey all > brower caching sematics. Caching is actually pretty darn hard to get > right, so there's probably quite a bit more room here than just plain > identifiers. Polipo monkey-wrenches Torbutton's protection against long-term cache identifiers. Robert Ransom
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