Questions tagged [deanonymization]

De-anonymization (also spelt as deanonymization) is a strategy in data mining in which anonymous data is cross-referenced with other sources of data to re-identify the anonymous data source.

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157 views

Can global adversaries 'de-anonymize' any TOR user in a day?

https://security.stackexchange.com/questions/48502/tor-traffic-correlation-attacks-by-global-adversaries I know what traffic correlation attack is but I find it hard to understand this article or how ...
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Tor deanonymization via ISPs

We known that an adversary can deanonymize a user (on clearnet) if it controls both the guard and the exit node. But is that neccesary? We know that the NSA gets huge amounts of data from the internet....
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165 views

Does deanonymization only affect the current session?

Say I'm using Tor, and I make an error by, for example, logging into an account on a website. Will this deanonymization only affect my current session, since I can just restart my browser and get a ...
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Can incorrect clock de-anonymize me?

If my clock is incorrect with few seconds or few minutes Tor still can connect. But I've read a document And I want to ask people here. Can incorrect clock time de-anonymize me ?
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Increasing number of middle relays weakens the anonymity?

Tor nodes build encrypted TLS sessions between neighbors to multiplex circuits of users. Multiplexing helps to anonymize users (?). With an increasing number of middle relays multiplexing becomes ...
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How can deanonymize me? vpn tor vpn

I want to use connection vpn1 - tor - vpn2, where vpn1 and vpn2 I will buy with openvpn connection more likely, entry node of tor will be on my raspberry pi (in my home) with disabled logs, I'm going ...
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Can Tor be relied on as a trustless service? And more

My question is going to be a bit amateurish (bear with me please) but I have read a fair bit of this: https://gitweb.torproject.org/torspec.git/tree/dir-spec.txt [1] And it didn't answer it. My ...
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532 views

Excluding Entry Guard Node's Country from Exit Node?

With the way Tor works, you are tied to a fixed Entry Guard for quite a reasonable time. If you are unlucky, you might get connected to a bad Entry Guard Node owned by X. From now on, it is only a ...
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60 views

JUMPSHOT/AVAST and TOR

I guess that by now some of you have seen Vice's article on AVAST and how they are basically mining everything going on in your browsers. If not you can read and be afraid here: https://www.vice.com/...
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Can legit antivirus spying on user when ''accessibility-services'' in Tor are turned off and onion routing using?

I use one of the most popular antivirus program for Windows for months and some days ago I just noticed that it at least uses firewall and ''internet security and protection'' settings turned on and ...
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Increase max allowable delay

1 attack is timing correlation attack. How can I increase the max allowable delay for requests between my computer, guard nodes, exit nodes, website?
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512 views

Is tor browser and anon surf both the same?

I am very new to using proxy chains, and since I was worried about messing up while setting up a proper proxy chain I have been using tor browser. Is using tor browser same as using proxy chain using ...
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Is it safe to allow html5 canvas in Tor in an anonymous OS?

I know that html5 canvas can be used to fingerprint my browser. But sometimes I have to allow canvas, for example, when uploading a image to twitter. If so, is an anonymous OS like Whonix helpful for ...
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Why does TOR not intentionally choose nodes from different countries?

I've read than if an attacker could control both entry and exit node into the tor network he could easily de-anonymize TOR users. I have also read that TOR chooses nodes at random. So my question is ...
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Which one of the relay nodes need to get compromised for client de-anonymization?

Tor can't protect against traffic confirmation (also known as end-to-end correlation), where an attacker tries to confirm an hypothesis by monitoring the right locations in the network and then doing ...
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Knowing all differences between Tor browser and normal Firefox to foil Tor detection techniques

Tor beside anonymizing our location also make us unique as very few users actually use it on each webservice. question is in what ways destination sites can detect Tor browser? for instance canvas ...
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Can tor nodes (entry, exit, others) store IPs?

I'm a new Tor user. And I want to ensure several questions. Can "entry point" router store my IP? Can "middle relay" store "entry point" IP? Can "exit point" router store "middle relay" IP? I think ...
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Why guard and exit nodes are allowed to be from same country?

If one's connection is corrupted when your guard and exit node is the same person (that can then analyze your traffic and based on that figure out your IP), why does Tor allow them to be from the same ...
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Track Tor circuit via ISP logs

I have some question about the very basics of tor, as this keeps bugging me now for some time: As far as I know every tor node is only aware of the ip address of the following node. For example the ...
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De-anonymization in Tor, just a matter of time?

Simple question. Doesn't the way Tor works make a de-anonymization more likely the longer you use/run Tor? From my understanding, you are fully de-anonymized when X controls both Entry Guard Node ...
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1answer
957 views

Checking for DNS leak on TOR router

I have configured a router to route all traffic from an internal interface through the TOR network. Therefore, every client that uses this router as its Gateway will access the internet through TOR, ...
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240 views

How this website see Real location?

The website xvideos.com see your real location ( in left top side the icon of your real locations it's showed ) even with Safest Security Level Why ?
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How dangerous is to allow Google javascript?

I know it's dangerous to allow javascript on some website. But very often if you want to register on a website you need to type captcha. If you want to see captcha you need to allow javascript from ...
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Does it matter when you connect to TOR?

Does it matter when you connect to TOR Network ? 2 cases: 1. You connect to TOR after 10 minutes after you connect to your real facebook/bank/email account. Is it harmfull to connect to TOR as like ...
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70 views

Protect against pseudonymous identity activity on a forum and traffic correlation?

I use Tor when I need to use a pseudonymous account on a forum. A observer can see when I connect to Tor and correlate with activity of the account from the forum How I can protect against this ?
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941 views

Download large files over tor?

If I download a large (3GB) file using torsocks like so: torsocks wget http://website.com/largefile.txt Will tor change the Exit IP every x minutes for the duration of the download or will it ...
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What kinds of attack can a bridge carry out?

I have been recently doing some research on anonymity implications of using a bridge, and wrote a tool (not very well written though) for setting up a malicious bridge node. However, I am not clear ...
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Why do bridges hide that I am using Tor?

I read that using bridges lets you access websites that (soft)block Tor (e.g. Google) and it really does, but the bridge is the first node in your circuit so why don't website block based on the exit ...
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210 views

Jquery and bootstrap risk for Tor Hidden service

If you make a tor hidden service which has scripts and CSS (the whole core) of bootstrap and the whole Jquery library in the server (and included in the pages). Can you deanonymize the tor hidden ...
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529 views

Signal NEWNYM vs Stream isolation

Resources. This answer explains well what happens at NEWNYM request, and I also dig into the code, yet my lack of knowledge on low level networking prevents me to make a proper design decision if ...
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Clearing the state of rendezvous client provides privacy improvement?

Context. In my quest on figuring out if I must use NEWNYM signal or stream isolation is enough for me I dig into the code and narrowed down the possible privacy improvements that NEWNYM can bring over ...
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204 views

Clearing the client side DNS cache provides privacy improvement?

Context. In my quest on figuring out if I must use NEWNYM signal or stream isolation is enough for me I dig into the code and narrowed down the possible privacy improvements that NEWNYM can bring over ...
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4answers
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Can HTML5 canvas image data reveal the users IP?

I read a little bit about the HTML5 canvas image data here but I'm still not sure if it can reveal the IP when using Tor or not? My knowledge with this is quite limited since I'm new to all of this. ...
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538 views

Are .onion addresses leak-proof?

I want to perform tasks other than web browsing over Tor, for example XMPP chat. I don't want to have to rely on a Tor implementation in the applications themselves, but I do want to avoid leaking my ...
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409 views

Is this setup to send anonymous email secure?

I am working for a company that engages in unethical business practices with a customer. I need to send an anonymous email to the labor board and the customer. I need to keep my identity a secret, but ...
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354 views

Hostname Hacking

How do I protect against this vulnerability? https://mascherari.press/dark-web-diaries-hostname-hacking/ > torify curl -H 'Host: localhost' http://myonionaddress.onion It reveals another onion ...
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Why people advice to use Riseup.net and SecurityKISS VPN? [closed]

As I see here people always advice to use Riseup.net VPN or SecurityKISS. I just want to ask why people here advice soo much to use that 2 vpns and what are their pros compared to other VPN's. As I ...
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127 views

Hacking Tor through RAM

Is it possible to identify the middle router by extracting data from the RAM of the exit router?
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357 views

A server behind a physical Tor gateway to hide its location

Is is technically possible to run a server, that is accessible only through Tor via SSH, and be able to hide its physical location from an adversary who happens to gain a root access? In my world-...
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2answers
205 views

Should use same ISP for Tor and Real life?

Should I use same ISP for connecting to Tor and for connecting to my real life sites like email and other sites where my Last Name and First Name figure ? I know about VPNs, Bridges and other things ...
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79 views

Double connection to Tor from one IP

Is there any security issues or deanonymise techniques when a user use Tor from his tablet and from his Notebook at same moment ? Same question "Is there any security issues or deanonymise ...
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263 views

Clarification of Risks to Anonymity [closed]

My goal is to get a clear sense of what is required to maintain anonymity. In a sense I'm mapping the flow of traffic in my head and trying to understand how certain traffic might interact in ways ...
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1answer
220 views

Does cross-browser fingreprinting work in Tor Browser?

https://thehackernews.com/2017/02/cross-browser-tracking.html describes a a cross-browser fingerprinting technique. What can Tor Browser can do to defeat this?
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2answers
298 views

How do we find out the identities of online scammer(s) who used TOR?

A TOR node http://85.93.218.204/ was used for an online scam and more than 20 falilies were involved. How can we uncover identifiable information (such as IP addresses, devices and etc) of these ...
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Using bridges don't hide using TOR, is it okay? [closed]

Good day, Using bridges don't hide using TOR, is it okay? If the question is stupid, sorry) To check it - whoer helped. If it's normal situation, please, advise smth. that can hide it absolutely, ...
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191 views

Flash Player usage

Just started with Tor yesterday. I understand downloading and using Tor means no longer having Flash Player and the reasons why, BUT...when using online sites like PicMonkey (which I use for my work) ...
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How strong is the anonymity of a hidden service compared to an average Tor client? How much easier is it to learn the Hidden Service's IP address?

Another way of putting this: How hard would it be to de-anonymize a hidden service? By "de-anonymize" I mean revealing the IP address of whatever server the hidden service is hosted on. Of course, ...
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571 views

Attackers this ways tryed deanonimyze my TOR onion site and get private informations.How to protect our self using system isolation? [closed]

In this forum many user talk about virtualbox,vmware, to isolate the server from the system.And Protecting Hidden services .onion private key from your host its better to store outside from that ...
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163 views

Can a HSDir see visited onion url's? [duplicate]

Is it possible that a HSDir can see visited onion urls? If I make a onion website and my friend visits it could there be a way that someone can capture the url he used? (the .onion url).
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Do vulnerabilities exist in Tor Browser Bundle

This site: http://www.hongkiat.com/blog/do-donts-tor-network/ claims that Tor Browser Bundle should not be used to protect one’s online privacy and security. FBI’s recent takedown of Freedom ...