Re: Building tracking system to nab Tor pedophiles

2007-03-09 Thread Marco A. Calamari
On Wed, 2007-03-07 at 14:02 -0500, Michael Holstein wrote: > > I've seen a VM that routes all traffic over TOR, invisibly to the O/S. > > (Not sure what they do about UDP). > > Developed at Georgia Tech. > > One better .. TOR on OpenWRT on a Linksys router. > > Tor at the *hardware* level. WR

Re: Building tracking system to nab Tor pedophiles

2007-03-09 Thread cesare VoltZ
The approaches suggested won't work if you use Firefox with NoScript set to disable JavaScript, Java, Flash and any other plugins. Agreed. Firefox work better on security site nor IE is a big hole. Cesare

Re: Building tracking system to nab Tor pedophiles

2007-03-08 Thread Pei Hanru
On 2007-3-8 11:35 CST(UTC+8), Paul Syverson wrote: > On Wed, Mar 07, 2007 at 09:53:08PM -0500, James Muir wrote: >>> Heheh, well speaking of dreaming big, while both what you and Jason >>> Edwards said are great goals to have, I think we shouldn't get >>> distracted from "stopping the bleeding" now

Re: Building tracking system to nab Tor pedophiles

2007-03-07 Thread Nick Mathewson
On Wed, Mar 07, 2007 at 10:35:54PM -0500, Paul Syverson wrote: > On Wed, Mar 07, 2007 at 09:53:08PM -0500, James Muir wrote: > > >Heheh, well speaking of dreaming big, while both what you and Jason > > >Edwards said are great goals to have, I think we shouldn't get > > >distracted from "stopping th

Re: Building tracking system to nab Tor pedophiles

2007-03-07 Thread Paul Syverson
On Wed, Mar 07, 2007 at 09:53:08PM -0500, James Muir wrote: > >Heheh, well speaking of dreaming big, while both what you and Jason > >Edwards said are great goals to have, I think we shouldn't get > >distracted from "stopping the bleeding" now with a few sentences right > >up front while something

Re: Building tracking system to nab Tor pedophiles

2007-03-07 Thread James Muir
Heheh, well speaking of dreaming big, while both what you and Jason Edwards said are great goals to have, I think we shouldn't get distracted from "stopping the bleeding" now with a few sentences right up front while something more elaborate is devised (or a volunteer steps up). The problem is if

Re: Building tracking system to nab Tor pedophiles

2007-03-07 Thread Mike Perry
Thus spake Paul Syverson ([EMAIL PROTECTED]): > I don't think it was off topic. To repeat what I already said in > an individual response. > > I think it was not OT since your post addressed the reality of a > situation for which people were designing Tor modifications and > deployments and

Re: Building tracking system to nab Tor pedophiles

2007-03-07 Thread Jason Edwards
As suggested on IRC, I think the Tor documentation strategy needs to be rethought. Most people barely read the download page, let alone the reems of FAQ questions. We've had two "attacks" now on Tor that rely on unmasking users who use Tor incorrectly. One of them actually published a paper and

Re: Building tracking system to nab Tor pedophiles

2007-03-07 Thread Paul Syverson
On Wed, Mar 07, 2007 at 02:14:33PM -0600, Mike Perry wrote: > Thus spake Freemor ([EMAIL PROTECTED]): > > > I think what needs to be done here is to create a FAQ or other standard > > document that will 1.) inform the vastly misinformed public. 2.) list > > places and ways they can make a differen

Re: Building tracking system to nab Tor pedophiles

2007-03-07 Thread Mike Perry
Thus spake Freemor ([EMAIL PROTECTED]): > I think what needs to be done here is to create a FAQ or other standard > document that will 1.) inform the vastly misinformed public. 2.) list > places and ways they can make a difference. Excellent post, even if slight off-topic. As suggested on IRC, I

Re: Building tracking system to nab Tor pedophiles

2007-03-07 Thread Michael Holstein
A non-issue. The DNS request from the first trick will get routed through TOR. The second trick is easily avoided by blocking Java via NoScript. ~Mike. Fergie wrote: Hmmm. http://blogs.zdnet.com/security/?p=114 Comments? -- "Fergie", a.k.a. Paul Ferguson Engineering Architecture for the

Re: Building tracking system to nab Tor pedophiles

2007-03-07 Thread Michael Holstein
I've seen a VM that routes all traffic over TOR, invisibly to the O/S. (Not sure what they do about UDP). Developed at Georgia Tech. One better .. TOR on OpenWRT on a Linksys router. Tor at the *hardware* level. ~Mike.

Re: Building tracking system to nab Tor pedophiles

2007-03-07 Thread Freemor
O.K. I've been biting my tongue on this one for a while now. I'll try to keep this short as it is not specifically TOR related As a survivor of childhood sexual abuse. I'm personally getting annoyed by this whole "nab the paedophiles thing". for several reasons: 1.) 90+ percent of sexual abuse o

Re: Building tracking system to nab Tor pedophiles

2007-03-07 Thread Brad Freeman
On Wednesday, March 07, 2007, at 07:42AM, "Roger Dingledine" <[EMAIL PROTECTED]> wrote: >On Wed, Mar 07, 2007 at 12:56:22AM -0500, James Muir wrote: >> > http://blogs.zdnet.com/security/?p=114 >> >> The approaches suggested won't work if you use Firefox with NoScript set >> to disable JavaScri

Re: Building tracking system to nab Tor pedophiles

2007-03-07 Thread Alexander W. Janssen
On 3/7/07, Nick Mathewson <[EMAIL PROTECTED]> wrote: [...] and fangirls reading harry/ron slashfic online. The picture! It's burning into my brain-patterns! ARGH! Cheers, Alex. -- "I am tired of all this sort of thing called science here... We have spent millions in that sort of thing for the

Re: Building tracking system to nab Tor pedophiles

2007-03-07 Thread Nick Mathewson
On Wed, Mar 07, 2007 at 02:50:34PM +0100, Alexander W. Janssen wrote: > OK, we heard a lot of technical details, I'll cover the non-tech part of it. > > On 3/7/07, Fergie <[EMAIL PROTECTED]> wrote: > >Comments? > > Yes, it's stupid. Well, it sounds like a pretty thorough implementation of a well

Re: Building tracking system to nab Tor pedophiles

2007-03-07 Thread Alexander W. Janssen
OK, we heard a lot of technical details, I'll cover the non-tech part of it. On 3/7/07, Fergie <[EMAIL PROTECTED]> wrote: Comments? Yes, it's stupid. First, the legal issues. What he does is overtaking a TOR-user's machine by malicious code. He's accusing people of being childporn consuments

Re: Building tracking system to nab Tor pedophiles

2007-03-07 Thread coderman
On 3/6/07, Roger Dingledine <[EMAIL PROTECTED]> wrote: ... So the moral of the story appears to be turn the plugins off, period. The broader moral is: don't run code from strangers on your computer. The even broader moral would be to lament that we're still not using SSL on most Internet interact

Re: Building tracking system to nab Tor pedophiles

2007-03-07 Thread Eugen Leitl
On Wed, Mar 07, 2007 at 05:28:13AM +, Fergie wrote: > Hmmm. > > http://blogs.zdnet.com/security/?p=114 > > Comments? They seriously expect me to use JavaScript and Java when using Tor? Some uber-hacker, indeed. More of the propeller beanie kind. -- Eugen* Leitl http://leitl.org";>leitl ht

Re: Building tracking system to nab Tor pedophiles

2007-03-06 Thread Dave Jevans
I've seen a VM that routes all traffic over TOR, invisibly to the O/S. (Not sure what they do about UDP). Developed at Georgia Tech. On Wed, Mar 07, 2007 at 12:56:22AM -0500, James Muir wrote: > http://blogs.zdnet.com/security/?p=114 The approaches suggested won't work if you use Firefo

Re: Building tracking system to nab Tor pedophiles

2007-03-06 Thread Roger Dingledine
On Wed, Mar 07, 2007 at 12:56:22AM -0500, James Muir wrote: > > http://blogs.zdnet.com/security/?p=114 > > The approaches suggested won't work if you use Firefox with NoScript set > to disable JavaScript, Java, Flash and any other plugins. You still have to be careful though -- if you enable the

Re: Building tracking system to nab Tor pedophiles

2007-03-06 Thread Mike Perry
Thus spake Mike Perry ([EMAIL PROTECTED]): > At any rate, I welcome a good open source implementation of this. If > nothing else, it will be nice to pit it against my scanner on a test > network to make sure this sort of thing can be reliably detected. Oh, and we can also use this as an opportuni

Re: Building tracking system to nab Tor pedophiles

2007-03-06 Thread Mike Perry
Thus spake Fergie ([EMAIL PROTECTED]): > Hmmm. > > http://blogs.zdnet.com/security/?p=114 > > Comments? Will they write a ZDnet article about me when my node scanner starts to delist his compromised exit nodes? ;) There's of course no way that these nodes can be allowed to continue to be exit

Re: Building tracking system to nab Tor pedophiles

2007-03-06 Thread James Muir
Fergie wrote: Hmmm. http://blogs.zdnet.com/security/?p=114 Comments? The approaches suggested won't work if you use Firefox with NoScript set to disable JavaScript, Java, Flash and any other plugins. -James

Re: Building tracking system to nab Tor pedophiles

2007-03-06 Thread Starshadow
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Also note that browsing with Firefox using the NoScript http://noscript.net/ extension renders this attack and most others useless, since that java applet never gets executed. Michael_google gmail_Gersten wrote: > Well, first, this is just the normal

Re: Building tracking system to nab Tor pedophiles

2007-03-06 Thread Michael_google gmail_Gersten
Well, first, this is just the normal exit node exposure of tor. The exit node in your circuit gets to see the raw communication between you and your destination. If you are using an SSL channel (SSH, https, etc) then nothing is a problem. Otherwise, the exit node can do things like spy on usernam