Re: [tor-talk] NSA, Tempora, PRISM And Company always know who is behind Tor?

2013-07-21 Thread Andreas Krey
On Sun, 21 Jul 2013 13:06:31 +, Eugen Leitl wrote: ... tor uses a circut guard - middle - exit and unless the NSA can get access to the guard's isp, the middle's isp, and the exit's isp which more than The Internet topology is mostly a tree. Tapping the fiber at a few chokepoints (e.g.

Re: [tor-talk] NSA, Tempora, PRISM And Company always know who is behind Tor?

2013-07-20 Thread Nathan Suchy
The NSA cannot always know who is behind Tor. This is due to the fast that tor uses a circut guard - middle - exit and unless the NSA can get access to the guard's isp, the middle's isp, and the exit's isp which more than one of them may be in a country that hates the US they can't see what your

Re: [tor-talk] NSA, Tempora, PRISM And Company always know who is behind Tor?

2013-07-20 Thread grarpamp
tor uses a circut guard - middle - exit and unless the NSA can get access to the guard's isp, the middle's isp, and the exit's isp which more than one of them may be in a country that hates the US they can't see what your doing and prove it was you. Also even if you had a .pcap of each

Re: [tor-talk] NSA, Tempora, PRISM And Company always know who is behind Tor?

2013-07-20 Thread Christopher Walters
On Sat, 20 Jul 2013 15:43:55 -0400 Nathan Suchy theusernameiwantista...@gmail.com wrote: The NSA cannot always know who is behind Tor. This is due to the fast that tor uses a circut guard - middle - exit and unless the NSA can get access to the guard's isp, the middle's isp, and the exit's isp

Re: [tor-talk] NSA, Tempora, PRISM And Company always know who is behind Tor?

2013-07-20 Thread Juan Garofalo
At 09:26 PM 7/18/2013 -0400, you wrote: On Thu, Jul 18, 2013 at 09:31:21PM -0300, Juan Garofalo wrote: They know the real IP of every Tor user every time they use Tor? Probably not. Why not? Don't they monitor enough internet traffic to know what the users are doing? Don't all

Re: [tor-talk] NSA, Tempora, PRISM And Company always know who is behind Tor?

2013-07-20 Thread grarpamp
the security needs of users vary as well, so there's no single answer. individuals don't have much of a chance against attackers that matter, that is, governments. A couple things we all might agree on are that - observing users using tor is harder and costlier than observing those same

Re: [tor-talk] NSA, Tempora, PRISM And Company always know who is behind Tor?

2013-07-19 Thread Ed Fletcher
On 18/07/2013 10:26 PM, Roger Dingledine wrote: On Thu, Jul 18, 2013 at 09:31:21PM -0300, Juan Garofalo wrote: They know the real IP of every Tor user every time they use Tor? Probably not. Why not? Don't they monitor enough internet traffic to know what the users are doing? Don't all ISPs

Re: [tor-talk] NSA, Tempora, PRISM And Company always know who is behind Tor?

2013-07-19 Thread Tom Ritter
On 19 July 2013 06:35, Ed Fletcher e...@fletcher.ca wrote: On a related note, does having (what I assume is) a serious percentage of the Tor relays in the Amazon cloud make it easier for the NSA to compromise anonymity? I don't think a 'series percentage' of relays are in EC2. I would

Re: [tor-talk] NSA, Tempora, PRISM And Company always know who is behind Tor?

2013-07-19 Thread Jens Lechtenboerger
On Fr, Jul 19 2013, Roger Dingledine wrote: Your first question was Can Tor defeat NSA, Tempora, PRISM? and the answer to that is also no. This should be the point where you realize that it's complicated, and you need to learn more about the issues. You might start here:

Re: [tor-talk] NSA, Tempora, PRISM And Company always know who is behind Tor?

2013-07-19 Thread Ed Fletcher
On 19/07/2013 9:23 AM, Tom Ritter wrote: On 19 July 2013 06:35, Ed Fletcher e...@fletcher.ca wrote: On a related note, does having (what I assume is) a serious percentage of the Tor relays in the Amazon cloud make it easier for the NSA to compromise anonymity? I don't think a 'series

Re: [tor-talk] NSA, Tempora, PRISM And Company always know who is behind Tor?

2013-07-18 Thread Roger Dingledine
On Fri, Jul 19, 2013 at 01:54:24AM +0200, F Fake wrote: NSA, Tempora, PRISM And Company can always look who is behind Tor? No. They know the real IP of every Tor user every time they use Tor? Probably not. Your first question was Can Tor defeat NSA, Tempora, PRISM? and the answer to that is

[tor-talk] NSA, Tempora, PRISM And Company always know who is behind Tor?

2013-07-18 Thread F Fake
NSA, Tempora, PRISM And Company can always look who is behind Tor? They know the real IP of every Tor user every time they use Tor? What about all those people recently suggesting Tor to defeat those? A whole website prism-break.org! Shouldn't Torproject be more clear about it's limitations?

Re: [tor-talk] NSA, Tempora, PRISM And Company always know who is behind Tor?

2013-07-18 Thread Roger Dingledine
On Thu, Jul 18, 2013 at 09:31:21PM -0300, Juan Garofalo wrote: They know the real IP of every Tor user every time they use Tor? Probably not. Why not? Don't they monitor enough internet traffic to know what the users are doing? Don't all ISPs either work for the NSA, or let the

Re: [tor-talk] NSA, Tempora, PRISM And Company always know who is behind Tor?

2013-07-18 Thread Juan Garofalo
At 08:19 PM 7/18/2013 -0400, you wrote: On Fri, Jul 19, 2013 at 01:54:24AM +0200, F Fake wrote: NSA, Tempora, PRISM And Company can always look who is behind Tor? No. They know the real IP of every Tor user every time they use Tor? Probably not. Why not? Don't they monitor enough