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Questions tagged [bridge]

Questions relating to bridge relays, their maintenance and operation.

13
votes
3answers
614 views

How do I know if my bridge is actually useful to the Tor network?

I set up a Tor bridge a couple of days ago, but it sees hardly any traffic. How can I check that I did everything right and my bridge is actually registered in the Tor network? And can I find out if ...
12
votes
0answers
7k views

How can I use Tor from networks whose operators attempt to block Tor use? [duplicate]

How can I use Tor from networks whose operators attempt to block Tor use? For example, I previously used Tor from my school's network to avoid restriction of my Web browsing based on keywords, but ...
10
votes
2answers
14k views

How to check if Tor is working and debug the problem on CLI?

I have installed Tor on a command-line only environment without the browser, so I can't use check.torproject.org with a browser. Tor is used by a script to request data from clearnet. The tor service ...
8
votes
1answer
195 views

Who can see my bridge's ContactInfo?

I'm guessing that a bridge uploads its ContactInfo to the bridge authority, so there's a point of contact for the Tor project. Is this information available to any other parties, i.e. users ...
7
votes
4answers
264 views

How can find my Amazon EC2 Bridge with Globe

I installed a cloud bridge on Amazon EC2. Now I wanted to find it using Globe (http://globe.rndm.de/). But what name do I search for? I didn't choose one.
7
votes
1answer
1k views

In what ways can private relays be used?

There are applications where private relays, not listed in public consensus directories, would perhaps be useful. For example, one might use four-relay circuits with private entry guards and exit ...
6
votes
2answers
145 views

How does Tor client build circuits when using a bridge?

When using a bridge, if my own Tor client builds the circuit, how does it know relays IP addresses (middle and exit IP addresses and their public keys) ? Does it take them from the bridge?
6
votes
1answer
726 views

How to configure IPv6-enabled bridge?

I'm looking for a valid configuration of an IPv6-enabled Tor Bridge. I have working IPv6-enabled relays, now I'd like to have a bridge (and not to loose IPv4 clients). I wonder if adding the following ...
5
votes
3answers
20k views

Failed to connect to Tor network?

I tried connecting to the Tor network. Each time it stops at Loading Network Status . This is the log file: 27-05-2015 10:54:40.877 [NOTICE] DisableNetwork is set. Tor will not make or accept non-...
5
votes
4answers
7k views

Is there any bridge beetwen Tor and Freenet? Is there way to bridge Freenet site like a Tor hidden service?

Is there any bridge beetwen Tor and Freenet? Is there a way to bridge Freenet site like a Tor hidden service ( onion domain )? E.g. setting up site in Freenet network means, that this site splitted ...
5
votes
1answer
3k views

Tor 4.5.3 - obfs4 bridges can't connect to network [duplicate]

I faced a problem when Tor, which used to work for ages at campus of my friend (he updated it regularly), just stopped working one day. I did the following: Downloaded latest Tor at home. Configured ...
5
votes
2answers
820 views

Tor, Bridges, and DNS Leaks

Recently I've been looking to follow good-practices while browsing the internet (e.g 50%+ of my browsing in through a VPN, 10%+ is through Tor). Now, I am looking to increase my regiment by tinkering ...
4
votes
2answers
172 views

How can I run more than one bridge on a computer?

Recently I started to run a bridge on some dedicated machine. Even it is used a bit the machine has a very low load and I was thinking about placing two or more bridges on it. Is this possible and ...
4
votes
4answers
705 views

Does using Email to send bridges and pluggable transport bridges hinder anonymity?

Bridges can be advertised by Email to clients. This procedure hinders anonymity as in new revelations by Das Erste. May this procedure be halted until more anonymous ways are found and/or the ...
4
votes
1answer
98 views

Why does my Tor Cloud bridge receive more traffic than it sends?

I am running a Tor Cloud EC2 instance. From the log files, it looks like it receives more traffic than it sends. What causes this?
4
votes
2answers
343 views

Getting bridges via Gmail or Yahoo a “secure” way?

Tor doc says : You can also get bridges by sending mail to bridges@bridges.torproject.org with the line "get bridges" by itself in the body of the mail. You'll need to send this request from a ...
4
votes
1answer
504 views

Are there any Tor Cloud alternatives?

Tor Cloud makes running a full-time bridge in the cloud fairly easy, and using Amazon's EC2 means there are plenty of locations available at a moderate price. This means though that a lot of Tor-eggs ...
4
votes
1answer
2k views

Tor and download speed

I downloaded Tor some time now, just to try it, it turned out that resolved a problem that was not exactly the anonymity, but speed. I'm from Venezuela, and ISPs here are affected by the economic ...
4
votes
1answer
332 views

Why do bridges collapse?

I'd like to ask if anybody knows why all bridges suddenly go offline at random times? It can be viewed via the Tor metrics chart which shows how number of active bridges often hits zero and then ...
4
votes
1answer
129 views

Can someone explain these bridge stats?

I have these stats: # cat /var/lib/tor/stats/bridge-stats bridge-stats-end 2015-02-13 04:17:28 (86400 s) bridge-ips cn=8,es=8,us=8 bridge-ip-versions v4=8,v6=0 bridge-ip-transports <OR>=8,obfs4=...
3
votes
1answer
528 views

find needed details of my own private obfs4 Tor bridge

I've set up a private obfs4 Tor bridge following the official tutorial, PublishServerDescriptor set to 0. /var/log/tor/log shows positive entries so it should be configured correctly. The machine is ...
3
votes
2answers
8k views

Is there a list of countries and organizations blocking Tor?

Is there a list of countries and organizations blocking Tor somewhere? So I am basically looking for a list where the use of Bridge Nodes is the only way to connect to the Tor network.
3
votes
2answers
78 views

Tor bridges and how they avoid censorship

Censorship to the tor network is an option as the ISPs can detect an attempt of connection to one of the known tor nodes, as these are public. But if I as a user of the tor network can gain access to ...
3
votes
1answer
2k views

How to add obfs3 bridges in Tor browser?

My OS is Microsoft Windows 7, 64-bit and I obtained the following obfs3 bridges (IP addresses and fingerprints have been altered to protect the integrity of the real bridges): obfs3 111.222.333.444:...
3
votes
1answer
2k views

What is the relationship between guard nodes and bridges?

What is the relationship between guard nodes and bridges when building Tor circuits? If I connect to the Tor network through a bridge, is the bridge acting as my guard node (such that there are still ...
3
votes
1answer
2k views

Specify bridge from command line

Is there a way to specify a bridge while starting Tor, from command line? I'm working on a script that runs multiple instances of Tor and I find it easier to add the bridge (all the instances are ...
3
votes
1answer
2k views

[warn]Proxy Client:unable to connect to xxx.xxx.xxx(“TTL Expired”)

I am trying to connect to Internet via Tor. Tor used to work before(even the bridges). But now when I try to connect via bridge,getting this error, Jul 25 18:30:35.000 [warn] Proxy Client: unable to ...
3
votes
1answer
1k views

Tails/Tor not connecting to Network using multiple OBSF 3 OR 4 bridges

I have a tails install running off USB running on a laptop with Parrot linux installed. Tor connects fine without bridges. I used welcome screen to set up bridge list and cannot connect. Bridges have ...
2
votes
2answers
2k views

problem with obfs4proxy and apparmor (solved)

Finally yesterday I installed ubuntu 16.04 and after that I installed tor and obfs4. I add this line at the end of torrc file: UseBridges 1 Bridge obfs4 82.243.119.185:990 ...
2
votes
2answers
332 views

Security of Tor bridges and Captcha

Tor's current CAPTCHA implementation is easily crackable through bots - whether through paid human labour or automatic algorithms with 99.8% accuracy[1]. Although the algorithm by Google is for ...
2
votes
2answers
1k views

Tails 3.0 blocks connection to ANY obfs4 bridge

I've attempted to use six different obfs4 bridge relays and according to the tor log the connection is terminated. using obfs3 does work. any suggestions? Thanks in advance!!
2
votes
1answer
67 views

Why Do I Get More Than One Bridge?

When I email Tor for bridges, I get three. I'm only going to use one, so why do I get three?
2
votes
2answers
2k views

Where can I find meek servers?

There is a maintained list of meek bridges like the others one ? if not where can I find meek servers ?
2
votes
1answer
347 views

tor relay and bridge on one server with two IP addresses

I have a small VPS service that I use primarily to run a tor bridge (and also a VPN). Sometimes I travel to China for work, so I have the bridge configured as unlisted and only connect to it with ...
2
votes
2answers
87 views

Converting an existing Tor relay into a bridge, does it make sense?

I have been running a relay for a couple of years. Now I see that with my connection bandwidth of 1 Mbit it makes more sense to run a bridge. I could just convert my relay into a bridge. However, I ...
2
votes
2answers
348 views

How do ISPs filter out Tor traffic when using a Tor Relay

Tor website says that an ISP may perform Deep Packet Inspection (DPI) and figure out that I am using Tor. References: https://www.torproject.org/docs/bridges.html.en https://www.torproject.org/...
2
votes
1answer
268 views

Detect Tor from a LAN proxy

I have a quick question I hope has not been asked yet. Let's assume there is a network such this: there is a pc (let's call it X) which is part of a wide LAN; to connect to the internet, it must go ...
2
votes
2answers
123 views

Does all bridge users have the same encryption key?

When I connect to a bridge is my encryption key the same as the encryption key for all other users to the same bridge or does the encryption key differ from one user to another for that same bridge? ...
2
votes
1answer
390 views

How many custom bridges do I need?

I've got one custom bridge (Advanced) from Tor project. Is it enough or do I need to get more?
2
votes
2answers
367 views

arm for windows?

Does arm for windows exists as binary? Or how do I compile it? I've tried arm for linux to connect to a winbox running a bridge using arm -i $IP:$CONTROLPORT but I just get a timeout. Should this be ...
2
votes
1answer
64 views

Bridges *within* repressive countries? Good or bad?

Is it a good idea to establish bridges within repressive countries (China, Iran, etc.), or a bad idea? On one hand, having the bridge within the country removes the "foreign" stigma from that IP ...
2
votes
2answers
392 views

How to force Tor to connect through a bridge

I understand how to configure the torrc config file in order to access internet through Tor bridges. But the scenario is such even though my ISP allows Tor traffic I still do not want my ISP to ...
2
votes
1answer
216 views

Trying to set up a bridge, no luck!

I'm relatively new to Tor, having read about it in my newspaper so I thought I'd give it a go. Having read about relays and bridges and so forth I thought I'd try it out. I managed to get a relay ...
2
votes
1answer
263 views

How to Configure a tor on a domain-joined Windows at work

i can use tor at home with no difficulty,but i need use it at work too. my PC at work is a domain-joined PC and i have no right to change any thing like firewall. the PC is configured to connect to ...
2
votes
2answers
773 views

How can one avoid Tor correlation attacks?

People usually recommend either using a VPN or hosting an entry or exit node in a remote server. But what about proxies and bridges, for example? And are there any other way to avoid correlation ...
2
votes
2answers
332 views

Advertise obfs3 Tor bridge on port 80

I'm currently running a Tor bridge on port 80 (for personal purposes, luckily no real needs). From what I can see in the obfs debug there's no connection other than mine, probably because the bridge ...
2
votes
1answer
195 views

Is there a obfs4 package for ARMv5?

I'm trying to install obfs4 support on a bridge. But I cant find the right package to install. Can anyone help me find it? Running archlinux for arm on a pogoplug v2 Thanks!
2
votes
1answer
43 views

TOR switched bridges

I open TOR with a bridge to a foreign country. During use when I opened a new tab the bridge switched to USA. I never saw this happen before. Is it suspicious or normal activity?
2
votes
1answer
7k views

Get Tor bridges via email

I sent an email to bridges@bridges.torproject.org with "get bridges" as the body by using my gmail. I didn't receive any response. Is the service down? Is there something else I can do to get a list ...
2
votes
1answer
172 views

Should the MyFamily option be set for bridges?

I am running two relays and a couple of bridges. Currently only the relays have the MyFamily option set. Should the bridges also have it set? Should they include the relays or should they not? Is this ...