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Questions tagged [obfsproxy]

obfsproxy is a tool that attempts to circumvent censorship, by transforming the Tor traffic between the client and the bridge.

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Apparmor profiles for Tor

Where I can find all apparmor profiles for Tor. I found some on Pastebin but it's only for system_tor. I think system_tor apparmor profile is old or I need more apparmor profiles for obfsproxy and ...
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32 views

how to change tor identity using CMD

How to change tor identity using node.exe run.js in cmd? I want to change tor ip on each Website. I'm using tor chrome plugin. how to use tor gateway? please check code and modify. https://www....
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1answer
90 views

How tor browser gets obfs4proxy?

When you start tor you can choose connection type using obfs4 proxy. How Tor browser gets the list of obfs4proxy ? It download it using clearnet ?
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1answer
480 views

How does obfs4 work?

First of all, I am already having a working setup of tor as a systemd service that uses obfs4, and using it as proxy by my applications like chrome and firefox, so this is not a question how to make ...
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1answer
170 views

Obfsproxy error on Ubuntu 17.04

I have Ubuntu 17.04 and have installed Obfsproxy: sudo apt install obfsproxy Installation was successfull, so I run it: sudo obfsproxy -v Unfortunately, I get this error: Traceback (most recent ...
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0answers
268 views

shapeshifter-dispatcher starts only in obfs2 mode [closed]

I am trying to start shapeshifter-dispatcher as a standalone proxy on both a server and a client machine to tunnel an OpenVPN connection. However it appears to be able to start only if I select the ...
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2answers
324 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 ...
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1answer
1k views

Why openVPN doesn't implement Tunnelblick's xor patch to hide openVPN traffic from DPI? [closed]

Tunnelblick created a patch for openVPN client and server which can hide your openVPN traffic from deep packet inspection. According to tunnelblicks-an open source VPN provider for MacOSX The option ...
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1answer
599 views

Using tor on FreeBSD

I followed this method on FreeBSD, however, I receive the following errors and I'm not sure why: The only change made on default tor config file is to uncomment the following line on /usr/local/etc/...
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0answers
36 views

Establishing an encrypted directory connection failed while trying to connect to Tor via my college's network even with bridges [duplicate]

Till 3 days ago everything was fine, Tor browser 6.0.4 was connecting very well and even Vidalia Tor bundle too. But now, none of them are connecting from any PC through my college network. My ...
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1answer
1k views

Using TOR bridges On Fedora (How to install obfs4proxy on Fedora)

For a while I'm using Fedora Linux, I used to use Ubuntu before. On Ubuntu simply you use sudo apt install opfs4proxy and then boom, just add the bridge to the torrc document and it works. but I'm ...
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1answer
985 views

How to use obfs4proxy.exe merely in a console?

I'm trying to use obfs4proxy compiled from Yawning/obfs4, but when I run it in the console, it says [ERROR]: obfs4proxy.exe - must be run as a managed transport I have seen this question. However, ...
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1answer
518 views

Couldn't connect to server through obfsproxy( & where to get the latest document)?

I'm recently running openvpn in openwrt-x86-generic, and I want to use obfsproxy to obfuscate the traffic. The problem is that the package of obfsproxy in openwrt(which I use as a openvpn server) has ...
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1answer
159 views

obfsproxy crashes [closed]

sudo obfsproxy Traceback (most recent call last): File "/usr/bin/obfsproxy", line 9, in <module> load_entry_point('obfsproxy==0.2.13', 'console_scripts', 'obfsproxy')() File "/usr/lib/...
2
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1answer
78 views

ENVError while starting obfsproxy

I tried to run tor in command line by running service tor start After seeing this message * Starting tor daemon... [ OK ] I tried to start "...
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0answers
116 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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2answers
1k views

How do I run a bridge with obfs3 pluggable transport?

i want to create a Tor bridge which: is not an exit node. I can use to anonymize my connections to the Internet Here are the settings in my torrc: SocksPort 9050 ORPort 9001 ExtORPort auto Nickname ...
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1answer
192 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!
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1answer
375 views

Can current obfuscators defeat deep packet inspection mentioned in “Seeing through Network-Protocol Obfuscation”?

Wang, L., Dyer, K. P., Akella, A., Ristenpart, T., & Shrimpton, T. (2015, October). Seeing through Network-Protocol Obfuscation. In Proceedings of the 22nd ACM SIGSAC Conference on Computer ...
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2answers
2k views

Could not launch managed proxy executable at '/usr/bin/obfs4proxy' ('Operation not permitted')

For the life of me, I cannot get my tor bridge relay working with obfsproxy, or obfs4proxy. I am running Ubuntu 15.10 with tor v0.2.7.6 (git-605ae665009853bd). Tor starts and bootstraps fine and is ...
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2answers
1k views

What does the log line “not enough directory information to build a circuit” mean?

I just changed tor bridge type from obfs3 to obfs4. What's the meaning of the bold sentence? BTW, Tor connection is fine. (Win7 user) 2016-01-18 7:26:51.800 [NOTICE] new bridge descriptor 'xxxxx' (...
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1answer
209 views

Remote Ethernet Devices blocking VPN and Tor

At my location, a Sophos RED 50 has been installed. This has compromised my ability to use my VPN (Private Internet Access). This created an internal VPN, and all my internet traffic is now being ...
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1answer
1k views

TOR and Obfsproxy packet size

I have some questions about TOR and Obfsproxy packet size. TOR cell size is 512 bytes but most TOR packets have size of 586 bytes. My question is that why there is such difference in size (74 bytes ...
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0answers
86 views

Is it possible to use obfsproxy bridges and Meek bridges together?

I'm actually in a country that blocks many services: the only way to access them is tor (or use VPN). The only way to use tor is obfsproxy bridges or meek. Unfortunately, both the options are very ...
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0answers
35 views

Using stand-alone Obfsproxy in OSX [duplicate]

There are many different applications that try to bypass censorship by Obfsproxy, but in OSX, how we can communicate with Obfsproxy as we can easily do in Linux? Terminal says -bash: obfsproxy: ...
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2answers
1k views

How would I go about making obfs4 a standalone proxy for usage with OpenVPN or other programs?

OpenVPN + obfs3 is a popular combination for censorship circumvention, but it's getting slow nowadays. Obfs4 works great with tor, but Yawning Angel seems to not have enough time to make obfs4 ...
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1answer
2k views

How can I start obfs4proxy.exe without starting Tor Browser?

Under WIN7 platform, when I start tor browser, there is a job running in taskmanager named `obfs4proxy.exe. How can i start it through command-line since I don't need tor browser? By the way, I can ...
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1answer
2k views

Tor on computer connects fine using bridges, portable Tor does not

So I'm trying use a java plugin for a game at work. Downloaded portable Firefox/Jportable have it configured with new Java. Wanted to open tor portable and use a separate Firefox portable to use game ...
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0answers
1k views

Using obfsproxy + OpenVPN on Windows (client)

I want to use OpenVPN through opfsproxy (any version of that). It works with the following instruction (server and client sides) but I can't relay on this file because it is not released by Tor ...
4
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1answer
1k views

Add bridges on expert bundle

I want to add bridges to my expert bundle but have no idea how to create and what to put in the torrc file. First of all, there is no torrc file in the expert bundle, so I assume I have to create it ...
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2answers
13k 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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1answer
191 views

How to update obfs4proxy source code?

So I correctly downloaded and build the obfs4proxy source code about a month ago, using the documented go get git.torproject.org/pluggable-transports/obfs4.git/obfs4proxy Now how do I update my ...
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0answers
5k views

Tor failed to establish a Tor network connection “missing pluggable transport” [closed]

I was using tor browser on my previous Windows XP installation without any problem, but after I installed Tor Browser version 4.0 on my fresh Windows XP-SP3 I can not connect to Tor network. I choose ...
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1answer
341 views

Relation between ORPort and ServerTransportListenAddr

I am working on setting up a Tor obfs4 bridge. If I understand it correctly ServerTransportListenAddr allows me to choose a port (and an IP) to bind the Pluggable Transport to. However I also need to ...
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0answers
403 views

ScrambleSuit Server configuration

How does one run (and verify) a scramblesuit server. I'm using the following configuration: ServerTransportListenAddr scramblesuit 0.0.0.0:65222 ServerTransportPlugin scramblesuit exec /usr/local/...
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0answers
1k views

Connecting to VPN with OpenVPN and obfsproxy

I'm on Fedora 20 and having trouble connecting to my VPN using OpenVPN and obfsproxy. I can connect using the Windows client through VirtualBox (though only to certain servers, many of them restart ...
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2answers
938 views

using pluggable transport 'obfs3', but we can't find a pluggable transport proxy supporting 'obfs3'

root@alireza:# apt-cache policy tor obfsproxy tor: Installed: 0.2.4.23-1 Candidate: 0.2.4.23-1 Version table: *** 0.2.4.23-1 0 500 http://ftp.debian.org/debian/ testing/main amd64 ...
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2answers
13k views

How to add obfs3 bridges in torrc?

I have installed Tor on my Ubuntu system, not the Tor browser bundle. Now I can add bridges into torrc file and it's ok. But I want to know how can I add obfs3 bridges into torrc file?
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1answer
861 views

Tor Browser Bundle on Mac - how to run obfsproxy?

I have downloaded and installed the Tor browser bundle v. 3.6.3 for Mac Website says Obfsproxy is standard included in that one - which is correct- it works in Tor Browser. But I need to run it ...
4
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2answers
2k views

Obfsproxy problem in ubuntu

I have problem with Tor and obfsproxy for using bridges on ubuntu 14.04. Tor could not start obfsproxy and always return permission denied. tail -f /var/log/tor/log Aug 01 13:06:30.000 [notice] Tor ...
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1answer
1k 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 ...
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1answer
39 views

Are individual circuits exposed in inter-relay traffic?

There are thousands of Tor relays. And so it's arguably impractical for each relay to maintain persistent connections with all of the others, even without padding traffic. At the other extreme, a ...
4
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1answer
552 views

How to offline install tor+obfs package

I have TBB 3.62 that contains everything I need to run on openSUSE 13.1, but they can not be used in the command-line mode (no gui), how to install tor+obfs offline in terminal and openSUSE 13.1?
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1answer
138 views

How does TBB gets “Provided bridges”?

I used "use provided bridges" option for obfs3 in TBB 3.6. When I got TBB 3.6.2, I didn't copy over torrc from old directory, I thought it might get new set of "provided bridges", but when I opened ...
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3answers
4k views

Does connections using obfs3 still work in China?

I will be taking a trip to China in a few weeks, and I am wondering whether obfs3 protocol will work in China or not. If not, then could someone suggest a method that can still allow Tor to operate ...
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1answer
313 views

how to make Scamblesuit+openvpn work?

I ran into this error when I tried to use Scamblesuit+openvpn. File "/usr/lib/python2.7/dist-packages/twisted/internet/posixbase.py", line 586, in _doReadOrWrite why = selectable.doRead() File "/...
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0answers
1k views

Tor browser is not connecting in stead of using tor bridges [duplicate]

Sir I am connecting to tor network using tor bridges since direct connection with tor is blocked in our area.But what i got message after connection failed is provided below; 3/18/2014 18:23:34 PM....
4
votes
1answer
144 views

How can I run multiple obfuscated services on a machine?

I would like to add an OpenVPN service (for personal use) to a machine I already have an obfuscated Tor bridge running on (for shared use). I would like the option to access this VPN through ...
3
votes
1answer
3k views

OpenVPN + obfsproxy + obfs3 on Windows?

I'm in a country where obfsproxy using obfs2 is blocked, however obfs3 is still undetected. I use obfsproxy to route my OpenVPN tunnel through it in socks mode. However although I've managed to setup ...
6
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1answer
196 views

Why aren't pluggable transports default?

Why are there separate packages for pluggable-transport versions of TBB? Seeing as how anonymity is the point of Tor, why wouldn't traffic be camouflaged by default? Especially since various ...