Re: Vidalia Bundle and RSS in Thunderbird 3.0

2009-12-28 Thread Flamsmark
2009/12/27 Programmer In Training p...@joseph-a-nagy-jr.us

 On 12/27/2009 10:00 PM, Andrew Lewman wrote:

  Leave the http, https, ftp, ssl, gopher, whatever fields blank.  only
  configure the socks field as localhost:9050.  If thunderbird 3 has
  proper socks support, it will only use the socks proxy on localhost,
  port 9050 for access to the internet.

 That setting causes my connection to time out and I cannot send/retrieve
 anything.


What happens if you set the http fields to 127.0.0.1:8118, and the SOCKS
field to 127.0.0.1:9050? What happens if you set the SOCKS field like this,
but leave all other fields blank? Thunderbird may not know that `localhost'
is shorthand for 127.0.0.1.

Slightly off-topic, but broadly related:
Isn't Thunderbird known to be a `leaky' client? Of course, with a new
version, its behaviour may have changed; but I was under the impression that
it occasionally included the system's true IP address, hostname, or other
identifying details in outgoing messages, or in communication with a
mailserver. Can anyone confirm or deny this? Also, are extensions' traffic
piped through the main proxy settings, or are extension writers responsible
for determining their own behaviour? I'd love to use Thunderbird with Tor,
but not if its unsafe to do so. Given that Thunderbird and Firefox share
extension architecture, is it possible to use TorButton with Thunderbird?


My apologies if this messages is out of date by the time it is received. It
is send using a slow store-and-forward system. The emphasis is on the
`store'.


Re: Vidalia Bundle and RSS in Thunderbird 3.0

2009-12-28 Thread Programmer In Training
On 12/28/2009 11:33 AM, Flamsmark wrote:
 2009/12/27 Programmer In Training p...@joseph-a-nagy-jr.us
 mailto:p...@joseph-a-nagy-jr.us
 
 On 12/27/2009 10:00 PM, Andrew Lewman wrote:
 
  Leave the http, https, ftp, ssl, gopher, whatever fields blank.  only
  configure the socks field as localhost:9050.  If thunderbird 3 has
  proper socks support, it will only use the socks proxy on localhost,
  port 9050 for access to the internet.
 
 That setting causes my connection to time out and I cannot send/retrieve
 anything.
 
 
 What happens if you set the http fields to 127.0.0.1:8118
 http://127.0.0.1:8118, and the SOCKS field to 127.0.0.1:9050

I get all kinds of weird problems. The RSS poller acts up, connections
time out or not randomly, etc. OTOH, I have little to no problems
(except subscribing to or clicking on anything contained within RSS feed
that is available on the web page in question) with multiple field
settings in FF 3.6b4. Those problems aren't critical to my use of Tor
with FF though.

 http://127.0.0.1:9050? What happens if you set the SOCKS field like
 this, but leave all other fields blank? Thunderbird may not know that
 `localhost' is shorthand for 127.0.0.1.

I never use the shorthand.

 Slightly off-topic, but broadly related:
 Isn't Thunderbird known to be a `leaky' client? Of course, with a new
 version, its behaviour may have changed; but I was under the impression
 that it occasionally included the system's true IP address, hostname, or
 other identifying details in outgoing messages, or in communication with
 a mailserver. Can anyone confirm or deny this? Also, are extensions'

Compare this message with some of my older ones to the list and compare.

 traffic piped through the main proxy settings, or are extension writers
 responsible for determining their own behaviour? I'd love to use
 Thunderbird with Tor, but not if its unsafe to do so. Given that
 Thunderbird and Firefox share extension architecture, is it possible to
 use TorButton with Thunderbird?

I already tried that and TorButton isn't compatible with TB (at least
not TB3).

 My apologies if this messages is out of date by the time it is received.
 It is send using a slow store-and-forward system. The emphasis is on the
 `store'.

no problem.



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Re: Vidalia Bundle and RSS in Thunderbird 3.0

2009-12-28 Thread Andrew Lewman
On 12/28/2009 12:38 PM, Programmer In Training wrote:
 What happens if you set the http fields to 127.0.0.1:8118
 http://127.0.0.1:8118, and the SOCKS field to 127.0.0.1:9050
 
 I get all kinds of weird problems. The RSS poller acts up, connections
 time out or not randomly, etc. OTOH, I have little to no problems
 (except subscribing to or clicking on anything contained within RSS feed
 that is available on the web page in question) with multiple field
 settings in FF 3.6b4. Those problems aren't critical to my use of Tor
 with FF though.

I'm going to create a vm and load up tb3 to see what issues arise.  It
may be that much like firefox, the tb socks support is lacking.

 Isn't Thunderbird known to be a `leaky' client? Of course, with a new
 version, its behaviour may have changed; but I was under the impression
 that it occasionally included the system's true IP address, hostname, or
 other identifying details in outgoing messages, or in communication with
 a mailserver. Can anyone confirm or deny this? Also, are extensions'

Yes, mail clients in general leak all sorts of data about you.
torbutton hasn't been kept up with thunderbird for a long time.  If
someone wants to write torbutton for thunderbird, or other clients,
we're willing to share our knowledge gained with firefox.  It may be
easier to write a scrubbing smtp proxy that can cleanse your emails
before being delivered to a mail server.


-- 
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The Tor Project
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Re: Vidalia Bundle and RSS in Thunderbird 3.0

2009-12-28 Thread Programmer In Training
On 12/28/2009 12:18 PM, Andrew Lewman wrote:
 On 12/28/2009 12:38 PM, Programmer In Training wrote:
 What happens if you set the http fields to 127.0.0.1:8118
 http://127.0.0.1:8118, and the SOCKS field to 127.0.0.1:9050

 I get all kinds of weird problems. The RSS poller acts up, connections
 time out or not randomly, etc. OTOH, I have little to no problems
 (except subscribing to or clicking on anything contained within RSS feed
 that is available on the web page in question) with multiple field
 settings in FF 3.6b4. Those problems aren't critical to my use of Tor
 with FF though.
 
 I'm going to create a vm and load up tb3 to see what issues arise.  It
 may be that much like firefox, the tb socks support is lacking.

I can recreate the issues I'm having and then screen-cap the setting I
was using, if you think that would help.

 Isn't Thunderbird known to be a `leaky' client? Of course, with a new
 version, its behaviour may have changed; but I was under the impression
 that it occasionally included the system's true IP address, hostname, or
 other identifying details in outgoing messages, or in communication with
 a mailserver. Can anyone confirm or deny this? Also, are extensions'
snip
 easier to write a scrubbing smtp proxy that can cleanse your emails
 before being delivered to a mail server.

I'd use such a program in association with Vidalia, but I might have
some issues since I use GPG to sign all outgoing mail. Which reminds me,
I need to set up GPG to use Tor when looking up keys.



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Re: TOR is for anonymization; so how to add encryption as well?

2009-12-28 Thread Michael Holstein

 1) is no one able to decrypt the tor's encryption?

As for the node-to-node encryption, you can assume the answer to be
probably not. AES128 is seen to be reasonably secure at the present
time, enough so to be used for classified communication channels by the
US Government.

Does this mean $they probably couldn't brute-force a given key with
enough time and/or resources? .. No.

 2) how can i trust the person who runs the tor's exit node?


You can't. Hence the need to use encrypted end-services like SSH, HTTPS,
IMAPS, etc.

 optional -3) [forgive me if it is too silly]
 why people run TOR nodes? is that only to support the community or
 other benifits as well?

Yes, to support the community and to generally frustrate repressive
governments (our own included, since doing so is still within the bounds
of the law at the moment).

Benefits? If you need a recent real-life example .. during the Iran
election protests, people were creating S3/Vmware instances for TOR that
allowed access to Twitter, etc. and created an ever-moving target for
the authorities over there .. enough so that information continued to
leak out to the rest of us. The same is true for China, WikiLeaks, etc.

Cheers,

Michael Holstein
Cleveland State University
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Re: Vidalia Bundle and RSS in Thunderbird 3.0

2009-12-28 Thread Andrew Lewman
On 12/28/2009 01:18 PM, Andrew Lewman wrote:
 I'm going to create a vm and load up tb3 to see what issues arise.  It
 may be that much like firefox, the tb socks support is lacking.

I set this up and tested it.  The TB3 correctly used SOCKS
localhost:9050 as socks 5 just fine.  It leaked dns, but otherwise the
requests went over Tor.  The RSS poller has some weird timeout when a
feed can't be read via Tor.  However, TB3 just left the feed stale if it
couldn't be updated when tor circuits took longer than 2-3 minutes to
get the data.

As for mail, I could get imaps, pop3s to work over tor just fine.  There
were no exit nodes allowing smtp or s-smtp through their exit policies
when I was testing, so sending mail via tor didn't work (as expected).
Again, dns leaked locally.

-- 
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The Tor Project
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Re: Vidalia Bundle and RSS in Thunderbird 3.0

2009-12-28 Thread Programmer In Training
On 12/28/2009 2:35 PM, Andrew Lewman wrote:
 On 12/28/2009 01:18 PM, Andrew Lewman wrote:
 I'm going to create a vm and load up tb3 to see what issues arise.  It
 may be that much like firefox, the tb socks support is lacking.
 
 I set this up and tested it.  The TB3 correctly used SOCKS
 localhost:9050 as socks 5 just fine.  It leaked dns, but otherwise the
 requests went over Tor.  The RSS poller has some weird timeout when a
 feed can't be read via Tor.  However, TB3 just left the feed stale if it
 couldn't be updated when tor circuits took longer than 2-3 minutes to
 get the data.

That's pretty much what it does for me, leaves the feed stale (and
useless). I guess I'll have to get a third-party poller and use it in
the open.

 As for mail, I could get imaps, pop3s to work over tor just fine.  There
 were no exit nodes allowing smtp or s-smtp through their exit policies
 when I was testing, so sending mail via tor didn't work (as expected).
 Again, dns leaked locally.
 

Hrm. So tor automatically blocks smtp connections by default and there
is local leakage of DNS by TB3. Guess it's time to find a new mail
client. ):



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Re: Vidalia Bundle and RSS in Thunderbird 3.0

2009-12-28 Thread Andrew Lewman
On 12/28/2009 03:48 PM, Programmer In Training wrote:
 The RSS poller has some weird timeout when a
 feed can't be read via Tor.  However, TB3 just left the feed stale if it
 couldn't be updated when tor circuits took longer than 2-3 minutes to
 get the data.
 
 That's pretty much what it does for me, leaves the feed stale (and
 useless). I guess I'll have to get a third-party poller and use it in
 the open.

It depends if you want it updated every refresh.  Sometimes, tor doesn't
build a circuit fast enough for TB3, so TB3 gives up and moves on.  I
imagine overtime, you'll get your updates just fine.

 Hrm. So tor automatically blocks smtp connections by default and there
 is local leakage of DNS by TB3. Guess it's time to find a new mail
 client. ):

Actually, no.  The default exit policy blocks smtp ports.  Sometimes,
you can find exit nodes that allow smtp.  These are times are typically
few and far between.

I intend to dig through the tb3 source code a bit to see if there's an
option for forcing dns resolution over the proxy.

-- 
Andrew Lewman
The Tor Project
pgp 0x31B0974B

Website: https://torproject.org/
Blog: https://blog.torproject.org/
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Re: Vidalia Bundle and RSS in Thunderbird 3.0

2009-12-28 Thread Programmer In Training
On 12/28/2009 3:15 PM, Andrew Lewman wrote:
 On 12/28/2009 03:48 PM, Programmer In Training wrote:
snip
 That's pretty much what it does for me, leaves the feed stale (and
 useless). I guess I'll have to get a third-party poller and use it in
 the open.
 
 It depends if you want it updated every refresh.  Sometimes, tor doesn't
 build a circuit fast enough for TB3, so TB3 gives up and moves on.  I
 imagine overtime, you'll get your updates just fine.

I do, as most of my feeds are from a news paper (the Jerusalem Post, if
you're wondering, which seems to handle RSS weirdly anyway).

 Hrm. So tor automatically blocks smtp connections by default and there
 is local leakage of DNS by TB3. Guess it's time to find a new mail
 client. ):
 
 Actually, no.  The default exit policy blocks smtp ports.  Sometimes,
 you can find exit nodes that allow smtp.  These are times are typically
 few and far between.

I imagine it's because even s-smtp isn't as secure as it could be.

 I intend to dig through the tb3 source code a bit to see if there's an
 option for forcing dns resolution over the proxy.
 

I believe it's the same as listed in the Wiki for FF BUT in FF it
doesn't work (I cannot resolve the .onion example link for the Hidden
Wiki with it set to true) so I imagine in any version of TB it doesn't
work (reliably anyway).



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Re: Vidalia Bundle and RSS in Thunderbird 3.0

2009-12-28 Thread Scott Bennett
 On Mon, 28 Dec 2009 16:15:01 -0500 Andrew Lewman and...@torproject.org
wrote:
On 12/28/2009 03:48 PM, Programmer In Training wrote:
 The RSS poller has some weird timeout when a
 feed can't be read via Tor.  However, TB3 just left the feed stale if it
 couldn't be updated when tor circuits took longer than 2-3 minutes to
 get the data.
 
 That's pretty much what it does for me, leaves the feed stale (and
 useless). I guess I'll have to get a third-party poller and use it in
 the open.

It depends if you want it updated every refresh.  Sometimes, tor doesn't
build a circuit fast enough for TB3, so TB3 gives up and moves on.  I
imagine overtime, you'll get your updates just fine.

 Does Thunderbird perchance have a way to set the timeout to a different
value?

 Hrm. So tor automatically blocks smtp connections by default and there
 is local leakage of DNS by TB3. Guess it's time to find a new mail
 client. ):

Actually, no.  The default exit policy blocks smtp ports.  Sometimes,
you can find exit nodes that allow smtp.  These are times are typically
few and far between.

 I thought that, pursuant to a discussion here last year or the year
before, the default exit policy was changed to allow the smtps port.  Did
that change not get made after all?

I intend to dig through the tb3 source code a bit to see if there's an
option for forcing dns resolution over the proxy.

 Does it have a way to choose SOCKS 4A instead of SOCKS 5?


  Scott Bennett, Comm. ASMELG, CFIAG
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Re: Vidalia Bundle and RSS in Thunderbird 3.0

2009-12-28 Thread Programmer In Training
On 12/28/2009 9:12 PM, Scott Bennett wrote:
snip
  Does Thunderbird perchance have a way to set the timeout to a different
 value?

Yes, hidden in the equivelant of about:config (options - advanced -
general tab - config editor - search for timeout). Timeouts seem big
enough (nothing under 100 seconds and that's for mailnews.tcptimout).

snip
  Does it have a way to choose SOCKS 4A instead of SOCKS 5?

Yes, but I hear that is sub-optimal.



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Re: TOR and ISP

2009-12-28 Thread grarpamp
  On the contrary, in the United States, all ISPs are *required* by
  statute to record all URL requests that can be detected passing from their
  customers through their equipment.

False. ISP's in the US don't have to record any information of any
kind about their user or their data whatsoever. None, period. Nor are
they required to give it to anyone except under legal process
[subpoena, court order].

US ISP's routinely lobby against recording anything because the time,
capital and
recurring cost to them to do so is precisely that, pure cost, no profit.

Any information they record is usually related to generating metrics
so that they can make more money.

However, lately, all that has been flipping on it's back, now many are
recording as a feel good or pressure measure, 'Hey, I'm a spiffy
patriotic company, I helped law enforcement bust a terrorist 9yo kid
today. Yay :) Please count me in as a good guy and don't put me on
your watch list ok.'

Any data they do happen to have on hand is of course subject to process.

 norms... against the ISPs reminding users that ISPs have this ability. :-)

True. There is also the CALEA system, the result of which is that
pretty much every phone switch in the US is remotely tappable.
Internet gear is the next obviously logical step for that joint,
partly required, partly offered, effort.

  I doubt that they provide this information
  to private individuals, and doing so may well be prohibited by ECPA

True. Including other acts... wiretap, fcra, blah and etc. Such acts
in some cases require those that have data about you to disclose it
back to you on request. Or to others at your explicit direction. But
that's usually only in the finance and medical sectors.

  but they
  can be required to submit their logs of this information to statute
  enforcement agencies.

Only if such 'requirement' means court order. They can give it to whoever they
want, provided they don't care about the possible legal repurcussions
of doing so. ie: ATT etc obviously have a 69 position with the gov't
going back to the days of Western Union, so they don't care.

  The key here is that the ISPs not only cannot detect encrypted URLs,

The ISP only knows that the user is using Tor.

And as always, it is best to assume your adversary knows far more than
you think... and to plan your strategies accordingly.
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Re: doesn't take long for the dmca's notices to start rolling in..

2009-12-28 Thread grarpamp
try searching for privacy free speech no logs webhosting or something like that.
there were two companies i found in the usa while researching a couple
years back that offered it.
they were a bit pricy due to the manpower needed to fulfill
their obligation to shuffle various legal process around.
if you are doing legal stuff, even if it's unpopular, they can be a good home.


 If I limit my exit ports to http(s) and ssh; would that pretty much stop the 
 torrenting?

Probably. But people can still publish to say rapidshare with that.
And cause various mayhem. You're working through it with your provider
to find a solution so that's always a good thing.

 Or does anyone know a good vps hosting company they can point me too?
  One that isn't racked in the FDC DC?

however no company will defend their users from doing illegal things.
unless they also get a kick out of taking promising cases up to the
supremes as some sort of masochistic revolutionary fun.

the companies above accepted anonymous payments. many around the world do that.
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