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.

Filter by
Sorted by
Tagged with
9
votes
2answers
2k views

How can I check if a Firefox plugin is a deanonymization threat?

There are many useful Firefox plugins and extensions that are compatible with the Tor Browser Bundle - how do I know which ones are safe to install without compromising my Tor anonymization?
15
votes
3answers
2k views

Is it known if Tor communication deanonymization played role in Ross Ulbricht arrestment and Silk Road store takedown?

On October 2, 2013 Ross William Ulbricht was identified by FBI as the Silk Road black market website owner and was arrested. Silk Road was operated as a hidden service on the Tor network. See also: ...
5
votes
2answers
1k views

Is it posible to choose what entry node you want to use?

If I know of an entry node that I know the device running it is not malicious or being watched, do I have the ability to only use that as an entry point? And would this be potentially more secure than ...
3
votes
2answers
388 views

Isn't it easy to de-anonymize users this way?

Instead of looking at a portion of the network, find out the guard of a targeted user, then find which middle node that guard connects to, then which exit is connected to that middle node, then take ...
3
votes
1answer
324 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 ...
25
votes
2answers
2k views

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, ...
4
votes
3answers
2k views

Why is putting a VPN between the destination and an exit node unsafe?

In a recent Tor blog post the following was mentioned: The help desk has been asked how to configure a VPN to prevent a website from learning that a user is using Tor. We consider positioning a ...
6
votes
2answers
438 views

How can I protect myself against GCHQ's attempts to de-anonymise me?

Given the latest revelations about GCHQ's methods to de-anonymise Tor users, how can I keep myself safe? From the document: We will never be able to de-anonymize all Tor users all the time [but] ...
4
votes
3answers
2k views

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 ...
2
votes
1answer
202 views

What is the risk of Guard-Exit node in Tor compare to Guard and exit node separately?

It appears that having Guard-Exit node in Tor increase the probability of deanonymizing the client compare to Guard and exit node separately. To put it in a nutshell if a node at times could become ...
1
vote
2answers
279 views

Can I permanently blow my anonimity on Tor?

I am new to Tor. I'm not using it for anything illegal or suspicious, I'm just trying to protect my privacy as best as I can from my ISP, NSA, etc. (primarily my IP address, and anything that could ...
6
votes
1answer
31k views

Does windows 10 compromise TOR?

Does running Tor on Windows 10 compromise my security? And further from that, are there any issues I need to be aware of while using Tor on Windows 10?
3
votes
1answer
305 views

If all network traffic is being monitored, will Tor still be effective at anonymization?

During a panel at the 2014 SXSW conference, Julian Assange (founder of Wikileaks) stated "The ability to surveil everyone on the planet is almost there and, arguably, will be there in the next couple ...
2
votes
0answers
71 views

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 ...
1
vote
1answer
152 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 ...
1
vote
1answer
50 views

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 ...
1
vote
1answer
186 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) ...
0
votes
1answer
200 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 ...