Re: [tor-dev] Making microdescriptor tarballs available on metrics.tpo

2014-01-21 Thread Damian Johnson
> Damian, can you try to parse these descriptors using stem, to see if the > descriptor annotations are correct and if stem can parse them without > issues? Hi Karsten, sorry about the delay! Yup, stem parses them just fine (though processing compressed tarballs still takes an unpleasantly long ti

Re: [tor-dev] Projects to combat/defeat data correlation

2014-01-21 Thread Matthew Finkel
On Mon, Jan 20, 2014 at 05:21:26PM +0100, Philipp Winter wrote: > On Mon, Jan 20, 2014 at 08:30:12AM -0500, Ian Goldberg wrote: > > On Sat, Jan 18, 2014 at 01:40:43AM +, Matthew Finkel wrote: > > > obfs3 is supposed to be fairly difficult to detect because entropy > > > estimation is seemingly

Re: [tor-dev] Projects to combat/defeat data correlation

2014-01-21 Thread Matthew Finkel
On Wed, Jan 22, 2014 at 02:17:34AM +, Matthew Finkel wrote: > On Mon, Jan 20, 2014 at 05:21:26PM +0100, Philipp Winter wrote: > > On Mon, Jan 20, 2014 at 08:30:12AM -0500, Ian Goldberg wrote: > > > On Sat, Jan 18, 2014 at 01:40:43AM +, Matthew Finkel wrote: > > > > obfs3 is supposed to be f

Re: [tor-dev] A threshold signature-based proposal for a shared RNG

2014-01-21 Thread Nicholas Hopper
On Mon, Jan 20, 2014 at 7:32 AM, Ian Goldberg wrote: >> > Then again, if *that* code is written, then just having each authority >> > operator run an instance of that code in the role of Nick, and having >> > everyone add their results, works fine if everyone is online. It's also >> > easy to che

Re: [tor-dev] Estimating Traffic Correlation Attack ?

2014-01-21 Thread Nicholas Hopper
On Tue, Jan 21, 2014 at 3:22 AM, Salahuddin Pasha wrote: > 1) Are you aware of an open database or of client-side scripts that > could help us predict via which ASNs and IXPs a route will be go, from > one given IP address to another given IP address (in our case from one > Tor relay to another To

Re: [tor-dev] (Draft) Proposal 224: Next-Generation Hidden Services in Tor

2014-01-21 Thread Nick Mathewson
On Sun, Jan 19, 2014 at 11:22 AM, George Kadianakis wrote: > Here are three small patches for rend-spec-ng. The first one tries to > (hopefully) clarify how offline keys work, the second fixes a small > typo in KEYBLIND, the third one clarifies how the rendezvous cookie is > passed to the HS. App

Re: [tor-dev] Estimating Traffic Correlation Attack ?

2014-01-21 Thread Jacek Wielemborek
On Tuesday, January 21, 2014 10:22:32 AM Salahuddin Pasha wrote: > 2) Are you aware of any way to map IP addresses to ASNs and IXPs like > client-side tools or open-access databases? > > We already did some research and came across the following sides, > providing tools and data concerning our que

[tor-dev] Estimating Traffic Correlation Attack ?

2014-01-21 Thread Salahuddin Pasha
Hi, I am a student of Saarland University and doing research for a seminar in which we are supposed to do Research-Paper on a certain topic. In my group we want to make the first step towards a tool that could help us predict via which ASNs and IXPs a route will be go. In other words, given two I