Questions tagged [anonymity]

The state of being anonymous. Meaning: not identified by name and not having outstanding, individual, or unusual features that enable identification.

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Impact of Deep Learning Based Flow Correlation on Tor

It's been known ever since Tor existed that flow correlation attacks can break Tor's anonymity, but whereas in the past flow correlation attacks had a false positive rate far too high to be useful ...
DeepPSNA's user avatar
17 votes
2 answers
6k views

Is Tor over VPN a security risk?

In his talk about OPSEC, The Grugq stresses that you first have to go through TOR before connecting to a VPN. Otherwise, the VPN would be a direct link from the endpoint to you. He summarizes: TOR ...
Arbuiwer's user avatar
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Staying anonymous while using BurpSuite

While testing any site using BurpSuite, if we send any request it will use BurpSuite HTTP "Proxying through BurpSuite" but still we are not fully anonymous, it will still use our original ...
Noob Hunter's user avatar
2 votes
2 answers
697 views

Anonymous unasked bounty hunter wants bounty for found issues

A bounty hunter reached out to us to give us information about a security vulnerability in our company's information systems. In our estimation, the risk of exploitation for this vulnerability is ...
SirDeg's user avatar
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proxy anonymity level, what is the tehnical difference ? (specific example from hide my name)

By using hidemy name I can check for a proxy if it is up or down, and also check the anonymity level using the app. A sample result looks like this: IP address Port Country, City Speed ...
Ahmed Can Unbay's user avatar
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How does a website figure out the user's identity, even if I am using new IP and new browser cookie? [duplicate]

Background: I recently came across a child porn website and by US law I am obliged to report it. I've decided to collect evidence for a formal report; however, I don't want to reveal my identity due ...
dodo's user avatar
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1 answer
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Authentication on public availble Restful API

We are using an API from a third party for managing content which is secured by an API key which does not change over time. Now we are building our own API to support part of that functionality. So ...
Wilko van der Veen's user avatar
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1 answer
127 views

How to configure VPN to get maximum anonymity from my ISP?

If my main intention is to hide whatever I do on the internet from my ISP, then which VPN connection should I use; TCP or UDP? Or if I need to do anything more for that purpose please tell me. Also ...
Ezio's user avatar
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How to make the website owner anonymous? [duplicate]

Buying an international web domain (so there is no national law to expose its details beyond the domain registrar) Not putting any personal and family name in the website What else?
user283460's user avatar
0 votes
1 answer
213 views

Alternative for secure browsing since Tor is too slow

What options for secure browsing are available these days? I always used Tor, but since the DDOS attack, even simple sites like google.com need almost 2 minutes to load. By "secure browsing" ...
JoeRogaan's user avatar
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2 answers
49 views

What is using timing and cryptotext length for deanonymization called?

Alice and Bob are communicating frequently via an encrypted overlay network. Eve can observe the timing and length of Alice's and Bob's incoming and outgoing ip traffic, but cannot read their ...
Brent's user avatar
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Is a one-time, paper wallet Bitcoin transaction anonymous if you never link personal info? Can one begin with anonymity/end with anonymity too?

Say I buy bitcoins from someone with cash (no bank, name, trace, etc.) and have them send it to a paper wallet/offline address. Yeah, there's a "trace" but to WHAT/WHO? It's bought with cash,...
Ergo Not's user avatar
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2 answers
460 views

Is a VPN effective when connected to WiFi network that requires authentication?

I pay monthly for a VPN. However, I browse online while connected to my university WiFi which requires authentication to use. The WiFi is open (no password directly) but when someone connects to it a ...
daversalstudios1's user avatar
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0 answers
776 views

How does the --os-shell parameter in Sqlmap work? Is it still anonymous over Tor?

How does the --os-shell parameter in Sqlmap work? I know its uploading a backdoor, but how is Sqlmap uploading it and is the file just a normal reverse shell trojan? Also, is it still anonymous when ...
UndercoverDog's user avatar
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1 answer
3k views

Is it safe to use AnonAddy or SimpleLogin for email address security?

I was intrigued with AnonAddy and SimpleLogin. They provide an email address forwarding service to prevent leakage of your real email address. I just want to ask if they really hide my real email ...
Hanson Deck's user avatar
1 vote
1 answer
1k views

How secure and anonymous is the --tor parameter in Sqlmap?

How secure and anonymous is the --tor parameter in Sqlmap? Does it really send every request over Tor and does it have any IP/DNS/STUN requests leak loopholes?
UndercoverDog's user avatar
1 vote
2 answers
1k views

Can Tor bridges really prevent ISPs from knowing the fact that you are using Tor?

Using Tor bridges for censorship circumvention routes your traffic to a bridge before an entry node. If the IP of the bridge is constant, isn't it abnormal that you are always connecting to the same ...
Gaai Chia's user avatar
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1 answer
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Broadcast message anonymity and untraceability

The difference between anonymity and untraceability is clear for me in the context of e.g. voting (you have to identify your self but your vote can not be traced back to you guaranteeing ...
Willwis's user avatar
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247 views

Should you use encrypted DNS before connecting to a VPN?

The ISP would still see the IP address of the VPN you're connecting to, but it would not be in plaintext compared to normal DNS from what I understand. Should one even bother or just let it be as it ...
secnoob's user avatar
2 votes
2 answers
192 views

Before Tor, VPNs and proxy services, how did cybercrimals remain anonymous?

I have read that they used previously breached machines, but to try to gain access to those machines they also needed some kind of protection right? How did they do it then?
Camilo's user avatar
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Anonymity setup criticism

My current setup up is for pseudonymous communication on a smartphone. I need help to know if I am doing anything wrong. GrapheneOS all traffic over tor using (orbot) using Signal with anonymous ...
rkohjkoe5554ew3's user avatar
1 vote
3 answers
176 views

Privacy - If I get a new IP from my ISP (home network), can websites infer the new IP is me?

Let's say I am a member of a website. I always sign in from computer A, which is not linked at all with computer B, and I have always signed in from my home network. Now let's say my ISP releases the ...
Abraham's user avatar
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1 vote
1 answer
140 views

Does it make sense to not use a VPN while consuming some services such as Internet Banking?

I have recently watched an interview with a guy discussing how to drastically diminish your digital footprint. One of the points argues that VPNs should be used all the time: DO NOT use a VPN when ...
Alexei's user avatar
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1 answer
169 views

Securing home network when not controlling the router

I have just moved to a new place and the router is controlled by the managing company, what can I do to improve my security and my anonymity under this constraint?
Jack's user avatar
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2 answers
227 views

can virtualbox be used to access a locked website without being tracked and without getting detected of using a virtual machine?

I need to open a website where access is denied in my country. I would like to know if virtualbox can be used to solve this issue. my concern is if they can detect that I am using a virtual machine. ...
Marwan Maalouf's user avatar
1 vote
0 answers
121 views

How can someone using public wifi be deanonymized?

Say someone wants to send a document overseas while living in a hostile country. He uses tor over public wifi. What are some ways he can be tracked if he uses a burner laptop and public wifi? Few ways ...
Thoughtexperiment's user avatar
4 votes
0 answers
156 views

Best practices against mass surveillance for everday internet usage? [closed]

Corporations and governments use a variety of de-anonymization techniques to identify and profile users. All aspects of our personal lives are now consolidated online (banking, medical, academic, ...
apianoplayer's user avatar
1 vote
1 answer
736 views

How do hackers use C&C servers without revealing their identity and keep them up?

I recently watched a couple of YouTube videos about malware analysis and in most of the cases, the reverse engineer easily found out which IP address the malware connects to. Usually, there is a link ...
J Doe's user avatar
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0 answers
195 views

How can one avoid being identified by facial recognition in a public setting?

Facial recognition is ubiquitous and methods like disguises, surgical masks and makeup are becoming ineffective owing to the improvement in algorithms. In light of these advances, what are some ...
CSLewis's user avatar
0 votes
1 answer
760 views

How to prevent DNS leaks without using a VPN

I use Windows 10, and I've configured my network to use Quad9 in Windows settings. I've also enabled DoH. Now, when I go to ExpressVPN DNS Leak Test webpage to know whether I have DNS leaks or not, it ...
Fig's user avatar
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1 vote
1 answer
397 views

Anonymous video uploading on an internet host

How much video uploading could be trackable for some person who uses the Tor Browser for uploading video on YouTube or other video hosting services with low authorization and sign-up processing, like ...
Soheil Paper's user avatar
1 vote
0 answers
111 views

Nym Perfect Forward Secrecy

I recently heard about the Nym mixnet and am researching it and the Sphinx packet format. So far it looks promising, but there is one thing I'm unsure of. Networks like Tor use ephemeral keys to limit ...
CrystalShared's user avatar
2 votes
1 answer
301 views

How to maximize anonymity in a monero payment to a VPN service?

So first, I know that VPN isn't exactly useful for anonymity. Did my homework about TOR and Tails. However, I still want to use VPN, NordVPN to be precise. I want to avoid causing a paper trail ...
Narktor's user avatar
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4 votes
0 answers
160 views

How to calculate the posterior belief in bayes-optimal-privacy?

The paper "L-diversity: privacy beyond k-anonymity" (DOI: 10.1109/ICDE.2006.1) introduces the concept of bayes-optimal privacy and the idea of prior and posterior belief. A formula for ...
Antict's user avatar
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1 vote
1 answer
229 views

Is saving a dark web page locally and reloading it in another browser a security risk?

Say I have Tor running and am browsing the dark web with the Tor browser. If I were to save a local copy of a web page and render it into another browser, like Chrome (with JS enabled), would I then ...
Peter's user avatar
  • 13
1 vote
3 answers
533 views

What uniquely identifies my device to my ISP?

Something like the Hong Kong protests for example. If a protestor wanted to use his personal computer on a network that is monitored, how can he change its properties enough so that it is not traced ...
Joshua's user avatar
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0 votes
0 answers
30 views

sending an email without being traced (IP, identity) [duplicate]

I want to send an email through Gmail without the other side being able to trace me. I actually want to report something. I opened up a new Gmail account with a fake name (I used Tor to log in). I did ...
bulevar's user avatar
0 votes
3 answers
1k views

What’s the point in using proxychains for an nmap scan when you could use Tor?

I always hear on YouTube and other places on the internet that Tor is the best option to stay anonymous. Tor is used by many activists, journalists etc. hiding from oppressive governments and so on. ...
Ethan Brown's user avatar
2 votes
1 answer
629 views

How choose a k for k-anonymity?

I have manually scraped multiple pages of search results on Google and haven't found a single suggestion as to how to find an optimal k when you are trying to "k-anonymize" your dataset. All ...
Denny's user avatar
  • 45
0 votes
1 answer
188 views

Could an OS or app store and send my old IP after I start using a VPN?

If I connect to a VPN, go to some websites, post something or browse something, is it possible for my OS (Windows 10) in this case to: Store my IP before I connected to the VPN, say "old IP"...
Colton Scottie's user avatar
2 votes
1 answer
1k views

What is the definition of "sensitive attribute" in the context of k-anonimity?

I have encountered the term "sensitive attribute" multiple times when reading up on the concept of k-anonimity -- but the texts never formally define what this term means. Take this example ...
Denny's user avatar
  • 45
0 votes
2 answers
257 views

How many people would need to answer a survey of 1000 questions before the aggregate data from the survey is sufficiently anonymous?

Websites release statistics on their user base all the time and it’s not considered a breach of privacy because their user bases are so large that it’s impossible to pick apart who thinks or watches ...
Ethan's user avatar
  • 115
0 votes
1 answer
155 views

How do I prevent my Facebook and Instagram acccount from appearing in "people you may know" recommendations?

Facebook tends to "recommend" your account based on IP and collected data. How do I keep it hidden from people that are geographically related to me? I want to create a pseudo-anonymous ...
infinitieunique's user avatar
0 votes
2 answers
190 views

What makes this cellphone (and the weird instructions) so privacy-friendly?

I stumbled upon this weird product in a webstore primarily selling Cannabis-related products (not the actual herbs): https://smoketower.com/nyheter/Anonym-3310-mobiltelefon I've manually translated ...
M. U.'s user avatar
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1 vote
1 answer
187 views

Preventing facebook from recognizing me [closed]

First of all I am not a "computer person" and I'm not going to spend a year learning more about computer stuff so I don't have to ask questions here. I've searched for similar questions, and ...
N T's user avatar
  • 11
1 vote
3 answers
585 views

ssh and anonymity?

According to the man page, ssh by default sends multiple public keys from files in the ~/.ssh folder, one by one, until authentication success. Does that mean that the server side could know multiple (...
QnA's user avatar
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0 votes
2 answers
333 views

Staying anonymous vs a Five Eyes adversary?

If you were in a Five Eyes country and you wanted to contact someone else anonymously, without this person or the government finding out who you are or your location, how would you do it? The person ...
ParanoidAndroid's user avatar
0 votes
2 answers
402 views

Hiding client IP from a VPN server

VPNs can often be useful for obscuring personably identifying information (IP, geolocation, etc.) from remote destination servers. Traffic is routed through a VPN server and forwarded to the ...
voices's user avatar
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1 vote
0 answers
169 views

Why is end-to-end encryption not used in regular web browsing? [closed]

Normal web browsing has slowly been shifting towards HTTPS from HTTP, but this still allows the ISP to view one's traffic. What the downside to using e2e encryption for regular web browsing? Why are ...
user760900's user avatar
0 votes
0 answers
306 views

Why does my IP being leaked with system-wide proxy through webTRC, but it doesn't happen when I use system-wide VPN

WebRTC manages to leak my IP when I use proxy, but when I use VPN it only shows VPN server's IP (both proxy and VPN were system-wide). What's the key difference? Google Chrome was used in both tests (...
infinitieunique's user avatar

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