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Questions tagged [censorship]

Censorship is the suppression of information and is often done by governments.

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If I use tor browser bundle on my laptop but make data connection using USB tethering via android, then can it compromise my anonymity in any way?

I just want to know if my ISP knows what data I'm sending and where? Or can any of the apps installed on my android can compromise security? Or is there any other associated threat that can harm my ...
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1answer
78 views

I can't ask questions using Tor on tor.stackexchange.com

I use Tor Browser 7.5.2 on Windows 7 and apparently I can't post question on tor.stackexchange.com (this website), I usually always post question on stackexchange using Tor but this time I can't (see ...
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279 views

Tor relay stuck at 80% bootstrapping (No SSL object)

Tor newbie here. I just compiled the latest stable Tor 0.3.1.7 ebuild on Gentoo (vanilla, no special use flags or keywords) on my Raspberry Pi and for some reason it's stuck at "Problem bootstrapping. ...
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1answer
191 views

Is there a way to find out if a site is blocking Tor?

I'm seeking something like https://downforeveryoneorjustme.com/, but for testing if a site is blocking Tor requests. Does such a beast exist? Thanks in advance.
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1answer
84 views

censorship and tbb exit nodes.

The three gifts that tor and tbb give are anonymity, privacy and no censorship or so I believed. For last few days/weeks I have been observing that quite a few domains don't work on tor anymore. While ...
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1answer
396 views

Prevent traffic correlation/timing attack

When running a hidden service, should the operator run own entry guard? Logic be that if the entry guard run by operator, no possible way for traffic correlation by malicious people. Traffic ...
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1answer
875 views

Is it possible to use meek bridges in orbot?

I decide to try orbot in a heavily censored environment and can't get it to work. ppl suggests try to put a few bridges in the setting menu. I tried a few obfs3 and obfs4 bridges, and it doesn't help, ...
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94 views

counting number of Tor users

Does the number of directory requests, reported for estimating the number of Tor clients, count the number of requests irrespective of whether or not the consensus was successfully downloaded by the ...
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1answer
901 views

Optimal configuration for an obfs4 bridge

In response to the blocking of Tor in even more countries and organisations, I decided to set up a (private) bridge. I would like the bridge to: be accessible to users with strict outgoing connection ...
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56 views

Let's imagine a scenario of brutal world censorship. Could Tor survive?

Tor's main function is to anonymize, but Tor is also able to "jump" government censors through "bridges", "plugable transports" ... However, let's imagine a dystopian scenario. As we all know, the ...
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2answers
462 views

public key not found

Good time of the day! I downloaded Tor source code and the signature on a new board, started to check it - and it does not verify! OS is Armbian, no GPG-stuff was ever performed on the installation, i....
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1answer
96 views

Avoiding exit-nodes with ISP-/country-based blocks of a site?

Is it possible to avoid exit-nodes where a site is blocked by the exit-node's ISP (or - I guess - government)? So my questions are: Can specific exit-nodes be "turned off"? Can groups of exit nodes ...
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There is a bridge eror [duplicate]

I am from Turkey where the Tor network is censored. I am using Tails 2.10 so I needed to use bridges which I took from https://bridges.torproject.org/. They were obfs4 bridges. I did tried it multiple ...
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1answer
45 views

How to suggest ideas to the Tor project

I would like to submit one idea to the Tor project, that I found interesting and not implemented yet. Where can I submit this idea ?
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1answer
3k views

In China, Meek-azure and Meek-amazon can not be used, the following is the log, how can we use Meek?

2017/2/25 15:31:20.300 [NOTICE] DisableNetwork is set. Tor will not make or accept non-control network connections. Shutting down all existing connections. 2017/2/25 15:31:30.600 [NOTICE] ...
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1answer
653 views

Loading tor browser gets stuck at establishing encrypted directory connection [duplicate]

19-Feb-17 22:09:06 PM.800 [NOTICE] DisableNetwork is set. Tor will not make or accept non-control network connections. Shutting down all existing connections. 19-Feb-17 22:09:06 PM.800 [NOTICE] ...
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1answer
105 views

is OONI Explorer from Tor project trustworthy? Do only non-western countries block sites?

I was very much surprised with those test results for Germany. 1,274,673 Measurements Collected (...) Top level domain .de Percent of population using the internet 86.8% (2014 est.) Total ...
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2answers
1k views

Tor is blocked for me now (I'm in turkey) what can I do?

I tried to use the Tor Browser but it doesn't seem to work, I'm in turkey
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1answer
76 views

The site I'm trying to access blocks Tor, what can I do? [duplicate]

I'm trying to access a site, but it blocks Tor, what can I do?
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1answer
76 views

What's keeping [insert dictatorship here] from blocking all bridges after first use?

I'm curious as to why the following method isn't used by state-level censors to detect ALL kinds of Tor bridges, even obfuscated ones, and automatically block them for their population: You run mass ...
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1answer
85 views

Can't governments who want to censor Tor just block the directory authorities?

Can't governments who want to censor Tor just block the directory authorities? Or does the client reach the directory authorities to fetch the consensus only after building a circuit so that we have {...
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2answers
890 views

Can Wireshark/OpenDNS/etc. Expose Tor Traffic?

If I sniff packets or DNS requests using Wireshark, OpenDNS, or a similar tool, will I only see (via wireshark) that a TOR user has connected to a TOR entry node, or will I be able at all to determine ...
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1k views

How do I connect to Tor in my school?

I'm in my school and I am trying to connect to Tor. I have emailed bridges@torproject.org and I got given the vanilla bridges but they haven't seemed to work on their own giving the error of Tor ...
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1answer
92 views

Is there a way to upload information to server using Tor and regular google search will find it? [closed]

Is there a way to upload information to server so there won't be a way to detect its real IP such as by using TOR. In addition, the content of it will be shown in regular browser google search? Is ...
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1answer
562 views

How to get into Tor network if provider is using deep packet inspection?

I have been using Tor on Linux for at least 5 years, without a problem from within enterprise network. I have set Tor network like a year or two ago to only use 80 and 443 ports to get pass the ...
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0answers
29 views

Is it useful to use ISP's DHCP to regularly change IP address of bridge relays?

I maintain a few Tor middle relays on different broadband connections, so I’m relatively familiar with running the Tor software on small Linux and FreeBSD servers. My next project might be to set up ...
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1answer
337 views

OBFS4 doesnt connect in iran [duplicate]

I'm using Tor Browser 6.5a1 in Iran. Problem is obfs4 doesn't connect. I already tried using obfs4 bridges but it wasn't helpful. 09/07/2016 07:29:09 ق.ظ.700 [NOTICE] DisableNetwork is set. Tor will ...
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1answer
89 views

My ISP censors connections and recently, tor doesn't connect. What might be the reason? [duplicate]

6/24/2016 21:20:26 PM.300 [NOTICE] DisableNetwork is set. Tor will not make or accept non-control network connections. Shutting down all existing connections. 6/24/2016 21:56:19 PM.800 [NOTICE] ...
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0answers
106 views

How to connect through Terminal in OSx

My ISP blocks OpenVPN but i can connect to Tor using obfsproxy (I have to add a socks proxy to obfsproxy config otherwise it won't work either). I used obfsproxy as a socks proxy (localhost 9150) in ...
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0answers
7 views

Tor is not connecting on windows 7 [duplicate]

I have tried using Bridges and all i get is this report: 02/06/2016 19:46:45 p.m..800 [NOTICE] DisableNetwork is set. Tor will not make or accept non-control network connections. Shutting down all ...
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1answer
56 views

I cannot access tor on my network? my network is secured by Cyberoam. Any help? [duplicate]

My college network is secured by Cyberoam. I downloaded TOR but I m not able to set it up . Actually I don't know what the problem is but I think that Cyberoam has blocked the TOR application. Please ...
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2answers
932 views

How can I force terminal to use Tor on Ubuntu

I wanted to install a program on terminal but it's blocked. How do I torfiy my terminal to fetch the package over Tor?
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1answer
2k views

A website is stopping access from Tor, are there any solutions?

Here's the issue with a website. When I used VPN plus Tor: I got banned. When I use VPN (but use a normal browser), I am Ok and can normally do what I have to do at that website. So, if the Tor ...
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2answers
110 views

Facebook mobile phone activation

Why does the hidden service of facebook (http://facebookcorewwwi.onion) ask for a mobile phone verification? Isn't the goal of TOR to be able to visit pages which are censored in some countries (e.g. ...
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3answers
259 views

Tor and Orbot not working in Ethiopia

The only ISP in Ethiopia (government owned) has been trying so hard to silence and disconnect bloggers, journalists and activists from the world ever since the current dictatorship came to power. ...
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2answers
656 views

I want to use a private obfs4 tor bridge, without tor

I got my own server somewhere out there in the free internet, and I would like to connect to it via obfs4 and use it as proxy to circumvent local censorship. As far as I know, obfs4 requires a tor ...
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2answers
86 views

Tor website censored at school, what can I do about it?

I live in France and in my school (more likely in my académie) the domain *.torproject.org/ is voluntary censored however I don't see any legal power that my académie have to continue blocking the Tor ...
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0answers
57 views

My ISP blocks every site they want, even Tor [duplicate]

I'm recently having a problem in connecting Tor to the network. I think it is because of my ISP. I get multiple errors and the tor team don't respond to me. I get this type of error: 2/12/2016 18:...
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1answer
56 views

Bridges - How to prevent a big adversary to learn all bridges

Bridges exist in the Tor network to circumvent censorship by not publishing them all at the same time or as a full list. So far so good... But how can a powerful adversary, like for example China, be ...
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2answers
6k 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.
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2answers
56 views

How can I check for a website's behavior towards Tor, compared to its normal behavior?

Some websites completely block Tor (for example, Yelp gives a 503), while some allow me to browse, but not use more advanced functionality (Wikipedia allows me to read content but not edit it, for ...
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0answers
265 views

How to use tor exit node and VPN to break through GFW in China?

I am trying to deploy private tor network in China. This whole private tor network is unconnected with the Tor on the Internet. Due to GFW in China, I can only visit domestic internet via my private ...
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1answer
827 views

Why Tor is not already a decentralized network?

I'm wondering since a long time why the developers of Tor do not have already make Tor a truly P2P network where the entire Tor network would be 100% decentralized, only running be voluntary and where ...
2
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1answer
2k views

How often do Tor exit nodes change Ip addresses?

A majority of Tor traffic is routed through around ~80 exit nodes I was wondering how often do these exit nodes change their ip addresses? There is a list of exit nodes here https://torstatus....
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2answers
85 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 ...
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0answers
53 views

Can high network usage be detected and prevented in Tor?

I was wondering if there is any way for Tor to detect high network usage in the context of transferring large files using a hidden service. If so, what are the default prevention steps?
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5answers
3k views

Why is Tor not illegal anywhere?

According to the Tor FAQ and the answer to a different question on this site, Tor is not illegal anywhere, but some countries, e.g. China, are censoring Tor. Why don't these countries ban Tor, and ...
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2answers
1k views

How to install a Transport Plugin on OnionPi

so I got Onion Pi from Adafruit running on my RaspberryPi2 and I can connect and everything. Problem is I'm living in China and most tor traffic is blocked by the great firewall. However, I did ...
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2answers
12k views

How to run an obfs4 bridge?

I want to help censored users. How can I run an obfs4 (Pluggable Transport) bridge on a Debian-like GNU/Linux machine?
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0answers
233 views

Unable to connect to Tor network using TLS [duplicate]

I'm behind a corporate proxy, Tor always worked fine (using bridges) until few days ago, it seems that now the proxy only accepts TLS connections (no SSLv2/v3); Is there a way to solve this issue? I ...