Re: [tor-project] Plan to double-check Tor Browser initial download numbers

[Ian Goldberg <tor@xxxxxxxxxxxxxx>]

On Tue, Jul 18, 2017 at 02:11:47AM +0000, Yawning Angel wrote:
> 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/

I didn't think the subnet/prefix structure would be important to address
Karsten's question, but that's a good technique to keep in mind.
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