Questions tagged [tor]

Tor is The Onion Router, software which helps to anonymize TCP connections.

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Blocking tor traffic with postfix or fail2ban on mailserver

I am running an Ubuntu 20.04 Lemp server, with postfix/dovecot. I have fail2ban set up so that if 2 unsuccessful loging attempts to my email are made by the same ip address, fail2ban bans the ip's ...
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Transparent proxy in an external IP address, it works partially (the address received the the proxy is the wrong IP). How could I rewrite the address?

I want to install Tor in my router but I don't want to use its SOCK5 port but its TransPort directly in the machine side and forward the traffic to bridges (to use with virtual machines). The router ...
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Server crash and strange activity [duplicate]

I have a Yunohost server, and some days ago, I lost the connection. The computer was off and I restart it and try to connect with SSH, but received below message : @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@...
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VPN through Tor. Are there any errors in my settings and can anonymity be improved?

I need to route traffic from multiple mobile apps and all sites through tor. Some apps and websites block tor traffic. For this reason, I decided to use tor and vpn together (vpn through tor). I know ...
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Tor transparent proxy on a middle box with nftables tproxy target

I have the following network: .________. ._______. | vm-cli | <==> <enp1s0| vm-gw |enp2s0> <==> internet ·--------· ·-------· vm-cli has address 192.168.255....
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Is there such a thing as an email switch?

I am currently running a web service which is a little unusual because it is available on the non-anonymous web, the Tor Onion service network, and the Invisible Internet(I2P). It can thus be accessed ...
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2 answers
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Is a separate firewall device required to protect a single machine on a network?

I am designing a commercial application that will ship on a Raspberry Pi. In some cases the Pi will be placed on a corporate network, in other cases it will be behind a home-office router/firewall. ...
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-1 votes
1 answer
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Website Monitoring of Tor Onion Services [closed]

How can I monitor the uptime of my website's tor hidden service endpoint so I get an immediate notification if it goes offline? Bonus points for fancy monthly/yearly uptime reports. I'd like to make ...
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3 votes
0 answers
232 views

Mitigating a DDoS attack on a TOR server

Running a political blog over TOR network with a .onion domain name I have been getting DDoS attack, I know how to mitigate an attack on clear net where the packets coming from normal IP addresses, ...
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1 vote
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APACHE 2.4 and ToR

I am hosting an information and forum site and have had a lot of users ask for TOR access but I am having an issue adding it, when connecting from the server IP, everything is fine, the site is fully ...
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3 votes
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Transparent Tor Proxy with pfSense

I'm trying to set up a transparent Tor proxy in Virtualbox using pfSense. In the end I want all traffic to be passed through Tor, whenever I connect a VM to the same internal network as the proxy. I ...
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4 votes
2 answers
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Tor relay/exit nodes under preemptible VMs [closed]

I have a paid subscription to the Google Cloud Platform, and I want to run Tor relay and exit nodes. I use Docker image quantumobject/docker-tor-exit-relay, just plug&play. In a nutshell, per the ...
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2 votes
0 answers
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How to get TOR hidden service to work with iptables

I'm running an Arch Linux server which acts as a TOR relay and I would like it to act as a hidden service as well (I want to provide .onion access to my services, I know running a relay next to a HS ...
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route tcp traffic through tor and udp traffic through vpn using iptables

I'm trying to route all tcp traffic to go through tor (localhost:9050) and all udp traffic to go through an openvpn vpn. I've got an idea on how to do it, but I think I might be way off base. Could ...
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2 answers
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Nginx - Redirect Tor exit node IP list to a special page

I download every 30 minutes the Tor exit node list https://www.dan.me.uk/torlist/ and save it to tor-ip.conf file. My hoster does not allow to install any modules for nginx so I have to use what I ...
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1 vote
1 answer
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Why am I listed as running a "tor exit node"?

I have a Google Compute Engine CentOS 7/Plesk Onyx server instance. Suddenly this morning I see via MXtoolbox.xom notification that my IP is listed in the "SECTOOR-EXITNODES" blacklist. I looked up ...
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Redirecting masqueraded traffic through TOR

I am trying to configure AP with redirection incoming traffic through TOR. My AP now has 2 network interfaces: eth0 - have internet access (192.168.1.92/24) wlan0 - intranet, without internet (10.0.0....
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Redirecting hotspot's traffic through the TOR [duplicate]

I have settled WI-FI hotspot on Kali linux via hostapd+dnsmasq tools. For being able to access internet(which is accessible through different interface) I used masquerading: iptables -P FORWARD ...
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2 votes
1 answer
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Permission denied to tor hidden service directory on CentOS after service restart

I have installed tor from EPEL on a fresh installed CentOS7 (minimal). After configuring a hidden service I check and validate that the service is up and running by browsing the URL generated in ...
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8 votes
5 answers
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How can I check if IP is a Tor exit node?

I have someone attacking my site and it would seem some of the IPs are Tor exit nodes. Is there somewhere I can input an IP and definitively see if it's registered as a Tor exit node?
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-5 votes
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how websites does detect TOR (and not let me in) [closed]

I cannot enter some websites using the TOR or torify navigator ex: http://pagesjaunes.fr/ Is there a way to avoid that ?
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Apache access from Tor

I have an application running on Apache on CentOS. It has internet facing IP address. I want it to accept only anonymous connections from Tor browser. How to do this?
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How to restrict access to my server from the Tor Network AND Browser? [duplicate]

I am working on a secure application, and for security and other purposes, I would like that people not be able to access my site via the Tor Network AND the Tor Browser. I am using an server based ...
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1 vote
2 answers
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Running TOR on Centos 6

I'm the operator of the XMPP server on darkness.su.The server runs on Centos 6. I installed TOR and configured it to provide a hidden service access to the server.It was working fine at first,but ...
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Debian limit number of TCP sockets for a process (especially tor) on OpenVZ

I have a debian 7.8 server, running on OpenVZ. On this server I'm running a tor relay and some other network services (like apache and mysql). However the tor service seems to eat up all my available ...
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Network request going from which IP address [duplicate]

I am trying to see the concept of tor and prvoxy import socks import socket def create_connection(address, timeout=None, source_address=None): sock = socks.socksocket() sock.connect(address) ...
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1 vote
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Setup VPN with dynamic IP adressess

I'm trying to setup the dynamic IP solution on the Win server for some users. The IP addresses must be from US and the users can change the IP add frequently, but they have to got always different US ...
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1 vote
1 answer
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Trying to track down why httpd would be trying to connect to a tor port

I'm seeing occasional selinux denied messages in my logs that I believe indicate that the httpd process is trying to connect to a tor port: type=AVC msg=audit(1423247604.799:1966): avc: denied { ...
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redirecting iptables to privoxy does not work

I have set up a wireless access point on my Debian 8 laptop following this and this tutorial. When redirecting iptables to port 9040 it works but changing the port to 8118 which is the one privoxy ...
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1 answer
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Running tor on lxc-based virtual infrastructure

I tried to set up a tor relay node on my server running debian squeeze with linux containers for better maintainability. Installing from main repository and tor repository failed. In debug.log there ...
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Can't redirect DNS queries to TOR proxy

I've set up a TOR proxy but I can't access to the .onion sites. I do surf through the TOR net though. I set up a PPTP VPN (I know it's insecure but it's just a test) to create a quick IP address swap ...
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Linux - Tor service won't start (ulimit -n)

I'm running a web site on tor. For some reason the vps crashed and now every time I try to start the tor service it says this: Stopping tor: [FAILED] ...
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1 answer
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Cannot access phpMyAdmin website with regular browsers, but with Tor

I'm having a weird problem: My os is MacOsX 10.8.5. What I try to do is to go to phpMyAdmin website and download the latest version. The problem is that the phpMyAdmin website won't load with ...
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-2 votes
1 answer
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Compile Tor with self compiled openssl [closed]

I'm trying to get Tor running with a self compiled version of OpenSSL (compiled with enable-ec_nistp_64_gcc_128) I've configured OpenSSL with ./config enable-ec_nistp_64_gcc_128 --openssldir=/usr/...
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-1 votes
1 answer
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installing tor on redhat/centos server

i want to install tor package on my centOS server here is the output of cat /proc/version : Linux version 2.6.32-358.18.1.el6.x86_64 (mockbuild@c6b10.bsys.dev.centos.org) (gcc version 4.4.7 20120313 ...
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ssh tunneling vs tor [closed]

I was wondering what is more secure: using tor or ssh tunneling. Tor uses "Onion Routing", which means that each node except that exit node can't see the data that is being due to encryption layer. ...
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1 vote
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How can I use iptables to restrict access to .onion addresses in Tor?

I want to restrict outgoing network access (with the exception of connections to localhost) to TCP and UDP over Tor and block everything else (with the exception of the Tor application and localhost ...
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0 votes
1 answer
480 views

How do I only serve on localhost through apache2? [duplicate]

Possible Duplicate: TOR: hide my site in clearweb‏ I'm trying to serve on localhost only but every time I find a way to do it, it always says to edit http.d I cannot find http.d. Can someone tell ...
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1 vote
1 answer
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Blocking tor from my website

I have a website written in ASP.NET MVC (and that means, it runs on windows server), that i want to protect from tor users. I thought about setting up some rules on windows firewall to block tor ...
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26 votes
1 answer
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How can I block all traffic *except* Tor?

On a Linux system, is there a way to block all in and outbound traffic unless it passes through the Tor network. This includes any form of IP communication, not just TCP connections. For example I ...
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0 votes
2 answers
946 views

Am I correctly running a non-exit Tor node? [closed]

I've been running a Tor node for a couple of days (until I hit my bandwidth limit and got charged lots more), now I'm blacklisted by Spamhaus. I decided not to run as an exit node by commenting #...
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1 vote
1 answer
1k views

TOR: hide my site in clearweb‏

I have launched a website in TOR and I can access it through the .onion address and also typing the ip of my server in my browser. I want my site was only accessible from TOR and not through clearweb,...
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2 votes
1 answer
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How do i route TCP connections via TOR? [closed]

I was reading about torchat which is essentially an anonymous chat program. It sounded cool so i wanted to experiment with making my own. First i wrote a test to grab a webpage using Http. Sicne .NET ...
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0 votes
2 answers
283 views

How does TOR keep its relays secret and stay unblocked and usable? [closed]

How does TOR (The Onion Router) maintain a list of servers, that are publicly available to everyone, unblocked?
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1 answer
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iptables - rules missing

I'm following a guide for setting up a trasparent TOR proxy on my server. There are several iptables rules in the guide, two of which are: iptables -t nat -A OUTPUT -p udp --dport 53 -j REDIRECT --...
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4 votes
10 answers
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Block facebook even in the case users get their hands on tor, freegate and similar applications

I've been using, happily, opendns to block facebook on my network. Then I started thinking about tricks to circumvent this block and, of course, I've read here on serverfault how to block the facebook ...
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2 votes
3 answers
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Using squid3 with Tor

My internet connection comes with a data usage limit. So I can make best out of it only by using squid caching proxy. How can I configure squid3 to work with Tor on ubuntu.
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-1 votes
3 answers
442 views

Installing Tor could be a security risk for my server? [closed]

I am thinking about installing Tor on my server (running CentOS) but I read it has some vulnerabilities that could be exploited remotely. Could someone tell me how to configure it for maximum ...
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0 votes
1 answer
461 views

Tor + Privoxy on Debian Lenny Problems

I've followed the instructions here, to get it running on my debian server. http://www.cyberciti.biz/faq/debian-ubuntu-linux-install-onionrouter-software/ Everything is installed. I've configured ...
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1 vote
1 answer
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iptables to play nice with tor and ntpd

I'm setting up a server to operate as a tor relay and nothing else. I setup iptables to only allow talk on port 9001 and it worked fine, but there was an issue, the clock needs to be properly set and ...
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