Re: Re: Tips for Windows Update Over Tor

2009-08-17 Thread Alexandru Cezar
 All depends on if _all_ the various MS updates and mechanisms are properly
 signed/checked by the MS update mechanism. Otherwise, it's one massive
 MITM hole. I've no idea on that.

Yes, they are.

Also, the way to go would probably be a third-party utility that download all 
required
updates to install them later, offline. One that I can think of is c't Offline 
Update:

http://www.heise-security.co.uk/articles/80682

Alexandru



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Re: Re: Re: Re: My tor exit node is STILL gone from the node list

2009-08-17 Thread Alexandru Cezar
I haven't had the time and sufficient knowledge to work out what's wrong, but 
for
some reason the node is back online for a 'record' of nearly 48 hours now:

http://torstatus.blutmagie.de/router_detail.php?FP=d3eb313299a0082a4a4e10e0eb758e4f0163f4f0

I didn't change anything and the ISP didn't inform me about any changes on their
side.

-Alexandru



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Re: Re: Re: My tor exit node is STILL gone from the node list

2009-08-04 Thread Alexandru Cezar
Hi list, hi Lee,

  It at least shouldn't be a problem for TOR, because it has worked with that
  setup for months.
 Unless you know for sure that nothing has changed on the path between
 your server and all the directory servers you don't know if path MTU
 discovery being broken (if it really is) is a new problem or not.

I have again spoken to my ISP and they say routing is fine.

 What all do the directory servers need to do/see before marking your
 server as a good exit?  It'd be nice to know what they can't do that's
 keeping your server from being marked as a good exit..

I'm interested in that as well. I still cannot get it to be flagged
'Running' reliably.
Would TOR logging on my side help on this? I guess not?

Appreciate any help, I'm sure you don't mind getting 4MB/s exits back. ;-)



Alexandru



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Tor Exit Node Notice (was: Re: Re: My tor exit node is STILL gone from the node list)

2009-07-21 Thread Alexandru Cezar
Hi Timo,

 besides the routing stuff I saw that on the mentioned IP (see above)
 there's a nice disclaimer-like website that impresses me. I'm still not
 sure whether to pimp my node to be an exit node or not (due to the
 supressing that happens here in Germany). However, this suits me well.
 Is this a usual practice for TOR admins, and if yes, is there a
 multilingual approach?

I basically got it from
https://tor-svn.freehaven.net/svn/tor/trunk/contrib/tor-exit-notice.html
and slightly modified the template. Feel free to use it.

I don't know of any multilingual approaches, but I guess it would be nice
to have that.
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Alexandru



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My tor exit node is STILL gone from the node list

2009-07-20 Thread Alexandru Cezar
Hi list,

I am still struggling to get my server back on the list of Tor nodes. For 
several months it
was among the top 5 nodes, pumping 15TB a month. I am paying a lot of money for 
that machine,
and I don't see why it just doesn't work any more.

Let me reiterate what's happening: Since April, the node disappears from the 
node list after a
few hours of running. I have tried to change exit policies, node name, node 
keys, ports and IP
(within the same subnet). After the IP change the node was listed (and used) 
for several hours
before it vanished. There's nothing about in the log file.

It seems as if the node is unreachable from some of the authority servers, but 
I have no idea
what to do about that. My ISP says that routing is fine and everything should 
work as
expected. I don't understand why the node stays listed for a few hours before 
disappearing.
Can someone please help me get this 100EUR/mnth node up again?

Information about the node:

Current IP 89.248.169.109 (previously 89.248.169.108)
Nickname kyirong2 (previously kyirong)
Fingerprint D3EB 3132 99A0 082A 4A4E 10E0 EB75 8E4F 0163 F4F0
(Old fp: A8BD 32A9 C2F2 0C4F 8ED2 C26C E477 0A24 85E3 CD22)

Tor 0.2.1.17-rc Debian
DirPort 80, ORPort 8080


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Re: Re: My tor exit node is STILL gone from the node list

2009-07-20 Thread Alexandru Cezar
 Best of luck getting your provider to straighten out the routing.

I have limited experience in running servers. From what I found out, my Xen 
dom0 is traceable
(89.248.169.106), while the virtual host running TOR is not (89.248.169.109, 
vif-bridge). I can
still access the web server running on 109 though.
Is this a Xen misconfiguration? I can't think of anything that I have changed.

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Alexandru



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Re: Re: Re: My tor exit node is STILL gone from the node list

2009-07-20 Thread Alexandru Cezar
Hi Lee,

 Have you talked to your provider about reachability?   Earlier I
 couldn't do a traceroute to your machine  now I can:

I haven't spoken to them, no. What I did was reconfigure the firewall to allow
ICMP. Could it be momentarily routing problems that cause this? At the moment,
the node seems to be, too.

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Re: Re: My tor exit node is gone from the node list?

2009-05-14 Thread Alexandru Cezar
 This problem seems to be related to your port 8010. From some locations
 your node presents an SSL certificate on port 443 but not on 8010. You
 might want to ask your ISP why that is the case. (A workaround might be
 to switch your OR port from 8010 to 443, but let's try to figure out the
 reason for the original problem first.)

I have spoken to my ISP, they're not aware of any routing errors and do
not filter. From my limited testing from multiple locations, I can always
reach the server.
Port 443 is already in use by the Apache web server.

Alexandru



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Re: Re: My tor exit node is gone from the node list?

2009-05-10 Thread Alexandru Cezar
Hello,

 How odd. It is still publishing descriptors, and the directory
 authorities are still testing its reachability. In particular, here
 are the six votes from the six directory authorities:
 [...]
 So that's why it's missing. But, why is it not considered reachable from
 three of them? I'm not sure.

I am still trying to solve this. Since my last mail, I also let TOR regenerate 
the keys, so kyirong's fingerprint now is 849D 45A3 2335 5EB3 4F73 2EF5 DB43 
0B90 6A21 DAAE (89.248.169.108, DirPort 80, ORPort 8010; uptime 24/7). It is 
still not listed. The node is reachable from multiple locations (judging from 
my limited way of testing). If someone can give me hints towards unreachable 
routes, I can ask my ISP about that.

Any ideas on what to try next?

-Alexandru



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Re: Re: My tor exit node is gone from the node list?

2009-05-04 Thread Alexandru Cezar
Hi Andrew,

 Well, the obvious issue is that I can't get a connection to your
 ORPort.  Your dirport responds fine.

Since I posted the message to the mailinglist, I tried with a
different ORPort (8010), which made the node reappear on the list
for a while - but it is again gone now. The process is stilling
running and actively writing to the debug log (the notice log
doesn't change after the self-tests).

Alexandru



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My tor exit node is gone from the node list?

2009-04-28 Thread Alexandru Cezar
Hi there,

For several months, we've been running a tor exit node (kyirong/A8BD 32A9 C2F2 
0C4F 8ED2 C26C E477 0A24 85E3 CD22). Since a few days, it seems to have 
vanished from the list of nodes, and I cannot make it reappear. Neither 
notice.log nor debug.log (when enabled) show any suspicious entries or error 
messages:

Apr 28 15:22:08.357 [notice] Tor 0.2.1.14-rc (r19307) opening log file.
Apr 28 15:22:08.417 [notice] Parsing GEOIP file.
Apr 28 15:22:09.105 [notice] Your Tor server's identity key fingerprint is 
'kyirong A8BD 32A9 C2F2 0C4F 8ED2 C26C E477 0A24 85E3 CD22'
Apr 28 15:22:15.553 [notice] We now have enough directory information to build 
circuits.
Apr 28 15:22:15.553 [notice] Bootstrapped 80%: Connecting to the Tor network.
Apr 28 15:22:15.643 [notice] Bootstrapped 85%: Finishing handshake with first 
hop.
Apr 28 15:22:16.409 [notice] Bootstrapped 90%: Establishing a Tor circuit.
Apr 28 15:22:17.817 [notice] Tor has successfully opened a circuit. Looks like 
client functionality is working.
Apr 28 15:22:17.817 [notice] Bootstrapped 100%: Done.
Apr 28 15:22:17.817 [notice] Now checking whether ORPort 89.248.169.108:8080 
and DirPort 89.248.169.108:80 are reachable... (this may take up to 20 minutes 
-- look for log messages indicating success)
Apr 28 15:22:19.106 [notice] Self-testing indicates your DirPort is reachable 
from the outside. Excellent.
Apr 28 15:22:38.504 [notice] Self-testing indicates your ORPort is reachable 
from the outside. Excellent. Publishing server descriptor.

Nothing else shows up after that, while debug.log is constantly being written 
to. Also, traffic logs suggest that the node is not used as much as it could be.

Whats up with that?

Thanks,
Alexandru



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