On Mon, 17 Jul 2017 21:41:40 -0400 Roger Dingledine <arma@xxxxxxx> wrote: > On Mon, Jul 17, 2017 at 07:54:14PM -0400, Ian Goldberg wrote: > > Any chance you (i.e. a script) could replace the IP address with > > HASH(IP||salt) for a randomly chosen salt that you don't know, and > > which is deleted when the 30 minutes are up, before you get access > > to the log file? > > See https://www.eff.org/policy#cryptolog for how EFF does something > similar. It looks like they use 24 hour intervals, and they do this > all the time, but hopefully their cryptolog tool will be helpful if > we opt to use it for the short term. > https://github.com/efforg/cryptolog Would a prefix preserving scheme a la Crypto-PAn[0] be more useful? http://www.cc.gatech.edu/computing/Telecomm/projects/cryptopan/ Regards, -- Yawning Angel [0]: nb: the scheme as presented and the reference code needs a slight tweak.
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