All Questions
5,772
questions
10
votes
0
answers
374
views
Why does adding a Guard-Exit (EE) node in Tor yield more catch probability than adding a guard and exit node separately? [duplicate]
The following is the default Tor network in shadow simulator:
Total BW of Guard flagged nodes=258.15 MB/S
Total BW of Middle nodes=23.69 MB/S
Total BW of Exit flagged nodes=13.23 MB/S
Total BW ...
- 767
9
votes
4
answers
373
views
May I do security inspection on exit relays?
If I decide to run an exit relay may I run security inspection (Intrusion Prevention System, anti-spam, anti-malware etc.) on the traffic leaving the Tor network? Would this be considered legally and ...
9
votes
4
answers
617
views
Can I help Tor if I just have webspace?
I'm thinking about how I can help Tor and its users. However I don't own big servers and also don't want to run a relay from my home. The only thing I have up to now is some private website. Is there ...
- 8,561
9
votes
9
answers
32k
views
Where I can get largest list of Tor-friendly email services? [closed]
There was a TorMail: Tor Mail is a free anonymous email service provider http://tormail.org
After FBI intel led to a raid in Ireland it become down
http://jhiwjjlqpyawmpjx.onion
I can use
http://...
- 448
9
votes
2
answers
2k
views
When does a relay get the Named flag?
A new relay of mine has been flagged as Stable and Guard, but not Named. What are the criteria for receiving the Named flag?
- 467
9
votes
3
answers
9k
views
Where I can download tor expert bundle?
Why I can not find download link for tor expert bundle? Why torproject.org removed it?
- 113
9
votes
4
answers
53k
views
Tor via VPN: Good extra level of security, or unnecessary?
The title pretty much says it all. I'm using Tor with PIA VPN also running. Is this a good extra level of security, or just a waste of time. Thanks all.
- 91
9
votes
2
answers
4k
views
Tor plug-in for Chromium?
Is there a plug-in for Chromium to activate and deactivate Tor?
I've found plug-ins to manage HTTP proxies, but not SOCKS5.
- 91
9
votes
4
answers
21k
views
How can I use Tor without my ISP knowing?
I guess my first question should be, does my ISP know when I'm using Tor? I read somewhere that they do. In that case, the anonymity offered by Tor is rather limited. If someone suspects I posted ...
9
votes
3
answers
233
views
Would Tor work if it became very large?
I wonder whether there would be any problems if Tor grew to serve a large portion (e.g. 5 or 30 %) of internet (web) usage?
As I understand it Tor is helped by new nodes at the moment – but is there ...
- 193
9
votes
4
answers
5k
views
Is it possible to run a secure email network using SMTP over Tor?
I have thought about some of the security issues inherent in email.
For example that even if the body is encrypted the headers are plain text so metadata is available.
I was wondering if this could ...
- 138
9
votes
4
answers
6k
views
Does my ISP know if I download Tor?
Does my Internet service provider know when and if I download Tor? How could I prevent that?
- 91
9
votes
4
answers
403
views
Where in the world does Tor provide the highest degree of anonymity?
As we know, Tor hides users amongst the other users on the network, so the more populous and diverse the user base for Tor is, the more everybody's anonymity will be protected. So, in which part of ...
- 1,053
9
votes
1
answer
13k
views
How to anonymize the programs from the terminal?
How to anonymize the programs from your terminal (such as wget, curl, etc.)?
- 1,153
9
votes
2
answers
2k
views
What common sites are known to be troublesome for Tor use?
Certain sites block traffic from known exit nodes, and some sites simply show a CAPTCHA due to excessive abuse, etc.
Is there a list of websites known to be troublesome for visitors using Tor?
- 2,724
9
votes
2
answers
3k
views
Is there any Tor's network technical details paper?
I'm looking for technical details of tor's infrastructure.
I did a little search but couldn't find anything special except https://www.torproject.org/about/overview.html.en which is not very in ...
- 158
9
votes
7
answers
27k
views
Sending anonymous email
I need to send a completely anonymous email, with no trace of myself, my IP and my computer. Can I send it via Tor using an ordinary email server, ie, gmail, yahoo, whatever?
PLEASE, I'm an ordinary ...
- 91
9
votes
3
answers
23k
views
My OSX is saying "TorBrowserBundle_en-US" can't be opened because it is from an unidentified developer
I've downloaded the TBB but it won't open because "TorBrowserBundle_en-US" is from an "unidentified developer". How do I solve this?
- 91
9
votes
3
answers
567
views
Is it secure to set the contact information when building up a Tor relay?
When I am setting up a tor relay, one option is to determine the contact information as an email address. Is it secure considering information harvesting by NSA for instance or would be better to hide ...
- 103
9
votes
1
answer
400
views
Would distributed denial of service (DDoS) attacks on the directory authorities disrupt the Tor network?
Assume someone wants to disrupt the Tor network or maybe bring it down. A powerful attacker could try to DDoS all the directory authorities. As there are only 10 worldwide this seems like an easy task....
- 8,561
9
votes
4
answers
8k
views
Is the latest Tor-0.2.5.10 Expert Bundle broken?
I downloaded the latest Tor Expert Bundle here for Windows 7 and extracted the files and directory structure of the .zip to G:\tor-0.2.5.10. In case it matters, my extracted Tor directory structure is ...
- 245
9
votes
1
answer
1k
views
Traffic secrecy in rendezvous points
In the Tor hidden service design Alice and Bob communicate via a rendezvous point that they agree to at one of the hidden service's introduction point.
Can either of these nodes observe traffic ...
9
votes
1
answer
111
views
Would relay with temporary keys live the same great as with constant keys?
I'm on Debian-like OS.
Directory /var/lib/tor/keys/ contains secret_id_key and secret_onion_key RSA keys.
Would my relay work the same with 5Mb/s of bandwidth if I remove these keys each reboot, ...
9
votes
1
answer
749
views
Why is a longer guard rotation period with fewer guards better than the other way around?
Tor introduced guards, which are - oversimplified said - relays the client picks and holds for some time as the first hop, to protect the client against the so-called 'predecessor attack'. Entry ...
- 2,614
9
votes
3
answers
7k
views
How do I make Tor use IPv6 for connecting to other peers?
Even if I put the following, it still only makes IPv4 connections to the outside world:
ORPort [::]:9001 IPv6Only
OutboundBindAddress [::]
Bridge [<an IPv6 of a tor node of mine>]:9001
...
- 139
9
votes
1
answer
56k
views
Most .onion sites I am trying to access are unavailable: Why and how can I solve this? [duplicate]
I think that 80% of the onion sites I'm trying to reach are most of the time (if not always) unavailable. It tells me that
Firefox can't estabilish a connection to the server at *****.onion
and
...
- 93
9
votes
2
answers
31k
views
Proxy server is refusing connection
When launching the Tor browser from its folder it keeps on failing. The Connection Settings is set to Manual Proxy with SOCKS Host at 127.0.0.1 Port 9150 v5.
- 91
9
votes
1
answer
276
views
Can you confirm that my IP address was a Tor relay a few months ago?
Let's assume I received a letter today that accuses me of downloading an illegal file, posting something inappropriate in a forum, or hacking into a system. And that happened a few months ago. But I ...
- 1,409
9
votes
2
answers
119k
views
The proxy server is refusing connections
I have downloaded the most recent version of the Tor bundle 6.5.2 for Mac. When I open the Tor browser I get a message "the proxy server is refusing connections". I have followed the instructions (on ...
- 91
9
votes
1
answer
3k
views
Why should users not use the same browser for both I2P and Tor?
In several forums and articles that I have read people say that the best security for users that want to run both Tor and I2P is to use separate browsers for each. What are the security and anonymity ...
- 351
9
votes
2
answers
638
views
How does the pluggable transport version of TBB affect browsing?
Does using the pluggable transport Tor Browser Bundle with an Obfs3 bridge affect browsing speed in a noticeable way?
I am interested in using an Obfusproxy to hide my Tor usage form my ISP but I ...
- 1,465
9
votes
3
answers
478
views
What can I do to reduce risk of malicious traffic leaving my exit relay besides setting the exit policy?
I am considering running an exit relay. Unfortunately this opens possibility of legal issues and traffic restrictions from my Internet Service Provider. See Abuse FAQ and Legal FAQ.
There is a nice ...
9
votes
2
answers
6k
views
Why does Tor publish IP addresses of exit nodes?
I am new to Tor and currently trying to understand the architecture of onion routing. However, I came across this TorDNSEL which makes it possible (for a tool using TorDNSEL) to detect whether ...
- 105
9
votes
1
answer
6k
views
RDP over Tor - safe?
I am considering using remote desktop protocol(RDP) over Tor, to circumvent my country's blockade of RDP and also get the most of anonymity.
I just tested a RDP connection with proxy chains remmina. ...
- 91
9
votes
2
answers
3k
views
Keyboard is not responsive inside of Tor's firefox
When running Tor via the Tor Browser Bundle, Vidalia works fine, Tor runs and connected, Firefox runs and connects to https://check.torproject.org which tells me that I have Tor enabled with an IP ...
- 207
9
votes
1
answer
179
views
Does Tor take node age into consideration when building a circuit?
I've seen this for a while, but in my experience Tor seems to select well stablished nodes (whose uptime is >60 days) but in the specifications this is not shown. It's just that the current list of ...
- 233
9
votes
5
answers
27k
views
TAILS on USB: How to use the rest of the stick
I put the TAILS ISO on a 32GB USB stick with 'dd' (Didn't have a smaller one.)
diskutil GUI says the resulting partition is one GB but df in the terminal says it is four GB. diskutil does show the ...
- 340
9
votes
5
answers
6k
views
DNSSEC & DNSCrypt over Tor
I want to use DNSSEC and DNSCrypt with Tor. I wonder which configuration is more secure and better?
SOCKS4 + dnscrypt-proxy:
Forward the DNS traffic to a DNS server which I choose. Although the DNS ...
- 239
9
votes
1
answer
2k
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 ...
- 2,977
9
votes
2
answers
2k
views
Can you make Tor change servers every time I refresh a page?
I'm trying to build a bot but I need it that Tor will change servers every time I refresh the page. I could also use one if I get to manually change it using a command line.
Any suggestions?
9
votes
1
answer
29k
views
Windows Installation Location
The installation instructions don't cover this. I'm trying to install Tor Bundle for the first time and the setup prompts me for an installation location, defaulted to a folder on my desktop. This ...
- 193
8
votes
2
answers
9k
views
resolve .onion address from bash
I have tried using curl through tor like so
curl --socks5 127.0.0.1:9050 XXXXXXXXXXXXXXX.onion
This works for public addresses like stackoverflow.com but not for tor .onion addresses
- 185
8
votes
4
answers
783
views
Freenet distributed hosting model: Could it be ported to Tor?
I've always wondered why Tor uses a server-based model of content storage rather than a Freenet-style, distributed, encrypted, plausible-denial model. It seems that it would be much more robust and ...
- 654
8
votes
4
answers
1k
views
Does it make sense to use Tor on a vanilla Android phone?
I use Tor on Android because it's easily configurable for Duck Duck Go and Twitter with Orbot. It's possible to use it with a stable Firefox version too but I can't because I use the beta version.
On ...
- 181
8
votes
4
answers
1k
views
How can I configure my network so that when Tor is running no other traffic can leave the box?
One of the fundamentals of Tor is that it can only really hide you if, when Tor is enabled and in use, you're using it exclusively.
Agents wishing to de-anonymize you can examine requests to ...
- 286
8
votes
3
answers
4k
views
Should I choose a new guard if the network is overloaded?
When I start the Tor Browser Bundle I sometimes see the message:
Your Guard … is failing more circuits than usual. Most likely this means the Tor network is overloaded.
If this one guard node is ...
- 8,561
8
votes
2
answers
2k
views
How are 'Pluggable Transport' bundles different from 'regular' Tor Browser Bundles?
The Tor Project releases both Tor Browser Bundles, and Pluggable Transport Tor Browser Bundles.
How are these different? How should I decide which bundle to use?
- 2,590
8
votes
3
answers
396
views
Why are there only 1000 exit relays?
I see from the Tor network-metrics page that there are only ~1000 exit relays. Even if the Tor browser is secure, having so few exit relays limits the anonymity provided, right? How could the Tor ...
- 199
8
votes
2
answers
529
views
Why doesn't the Tor Browser Bundle include CAcert root cert?
CAcert is a community based approach to create a certificate authority. Many sites use it (i.e. CCC). However the root certificate is not yet present in major browsers and also not in the Tor Browser ...
- 8,561
8
votes
6
answers
1k
views
Releasing a controversial movie torrent using Tor Network for security
I live in a dictatorship and use the Tor Network to get around censorship. I read that Torrenting over Tor Network is not good because of high Internet usage and it slows everything down. For a short ...
- 81