Re: A quick tor analysis that I did in my spare time.

2010-07-26 Thread Xinwen Fu
FYI: http://www.cs.uml.edu/~xinwenfu/paper/SPCC10_Fu.pdf This is a compute version of such analysis. Xinwen Fu On Mon, Jul 26, 2010 at 10:39 PM, and...@torproject.org wrote: On Fri, Jul 23, 2010 at 03:08:25PM +0100, jason.coo...@heckrothindustries.co.uk wrote 1.2K bytes in 23 lines about

Re: Tor 0.2.2.14-alpha is out

2010-07-20 Thread Xinwen Fu
bit. Maybe we should not have the email distribution mechanism if decent CATCHA is used on the http server? Xinwen Fu On Mon, Jul 19, 2010 at 5:17 AM, and...@torproject.org wrote: On Mon, Jul 19, 2010 at 12:12:48AM +0800, moses.ma...@gmail.com wrote 1.0K bytes in 27 lines about: : Could you

Re: Tor 0.2.2.14-alpha is out

2010-07-20 Thread Xinwen Fu
, the challenge-response mechanism should be able to tell bots from humans. Otherwise, the bots can still send email, read email and analyze the email for bridges. Xinwen Fu On Tue, Jul 20, 2010 at 10:52 AM, Xinwen Fu xinwe...@gmail.com wrote: We have implemented the http and email bots, which

Re: Tor on the Nokia N900 (Mobile Tor stuff)

2010-02-18 Thread Xinwen Fu
Nice! I like n900 and prepare to buy one. What is the performance of Tor on n900? Similar surfing speed? Xinwen Fu On Thu, Feb 18, 2010 at 7:55 PM, Jacob Appelbaum ja...@appelbaum.netwrote: Hi, I'm happy to announce that we've gotten Tor working as a client on the Nokia N900 GSM telephone

Re: tor-proxy.net

2010-01-01 Thread Xinwen Fu
We just published the source code of CAP ( http://seas.gwu.edu/~nzhang10/cap/cap/Download.html). Cheers, Xinwen Fu On Fri, Jan 1, 2010 at 3:37 PM, krishna e bera k...@cyblings.on.ca wrote: On Fri, Jan 01, 2010 at 06:39:39PM +, M wrote: thanks for the info. I understand that it cant

Location privacy preserving location based service with Tor

2009-12-31 Thread Xinwen Fu
/cap/Welcome_files/paper.pdf. Happy new year! Xinwen Fu

Re: Timing attacks from a user's point of view

2009-11-26 Thread Xinwen Fu
/icpp2003_Fu.pdf. Hope it helps a bit. Cheers, Xinwen Fu On Thu, Nov 26, 2009 at 6:55 PM, Just A. User just_a_u...@justemail.netwrote: On Wed, 25 Nov 2009 16:30 -0500, Xinwen Fu xinwe...@gmail.com wrote: I guess the approach will not be quite useful. 1. Delay is a big enemy of Tor. Read

Re: Timing attacks from a user's point of view

2009-11-25 Thread Xinwen Fu
/MixPerf_Fu.pdf. Cheers, Xinwen Fu On Wed, Nov 25, 2009 at 3:54 PM, Just A. User just_a_u...@justemail.netwrote: Hello, As the recent (and not so recent) research shows [1, 2], it is quite possible for a low-bandwidth adversary controlling the exit node or destination server to identify

[Fwd: Re: I break the silence: My arrest]

2007-09-15 Thread Xinwen Fu
Now that I can break my silence it's time for some action. A question to all Tor-operators: I'd like to do a survey about all incidents which happened to operators. Stuff like: * arrested * confiscated equippment * nastygram * surveillance * ... What would be possible other questions/point in

Re: How can a node become an entry guard?

2007-08-23 Thread Xinwen Fu
router) to appear in cached-routers. Is there a way to force new router information into cached-routers? Thanks a lot! Xinwen Fu Roger Dingledine wrote: On Wed, Aug 22, 2007 at 11:11:57PM -0500, Xinwen Fu wrote: Just curious about how a node can become an entry guard. Any document

Why batching and reordering is bad for TCP performance in mixes

2007-04-30 Thread Xinwen Fu
Dear All, I put a technical report on why batching and reordering is bad for mixes at http://www.homepages.dsu.edu/fux/paper/mixPerf_fu07.pdf. Just for fun. Cheers, Xinwen Fu