Questions tagged [security]

Information about network security

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Can Tor connection be intercepted/tampered by exit nodes?

Can exit node tamper traffic before sending it to endpoint? I know it can see it, but the question is, can connection be spoofed, if non-encrypted protocol is used, for example usual HTTP or even TCP ...
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Tor and i2p tradeoffs

Bitcoin Core supports running onion service and recently added i2p. I want to understand the trade-offs in using different combinations of networks, so asked a question in Bitcoin SE earlier: https://...
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Would this be a reasonably secure website?

If this is something for the Information Security Stack Exchange I understand. I want to know if this hypothetical setup is reasonably secure to the point where it can't be conventionally hacked ...
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1answer
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Logging into profiles with Tor

I am reading that logging into diferent profiles on diferent platforms will make me loose my protection. But if i log out and start a new Tor session, shouldnt i appear as another person and regain my ...
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.jar scrapping app in tails

morning. im finishing java app to scrap few websites. its gonna be runnable jar file. my goals: do it over tor network & keep security and privacy of tails. my questions: since tails is sending ...
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“Brave will open onion service of the website when available or .onion domain in Tor window”

I downloaded the Brave browser and the it is an option within its settings to open an .onion domain in a Tor window. However I do not have Tor downloaded on my device. I read one article that said to ...
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Tunneling RDP under obsf4

I want to run tunnel between my local and RDP under obsf4 bridge. Can anyone explain me how can i do this? I use ubuntu, and krdc to connect on rdp. Thanks!
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Encrypted DNS without Tor Browser Bundle

If using Tor and NOT Tor Browser Bundle, do you need to encrypt your dns or is setting your DNS on router to Cloudflare DNS sufficient? wanting to obfuscate all DNS from view of ISP
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1answer
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Is there a safe way to access this site

" https://thewest.com.au/digital-edition?utm_source=SSW&utm_medium=Referral&utm_campaign=digital-edition&utm_term=read-the-digital-edition&utm_content=top-nav " I am a paid ...
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How to prevent DNS Spoofing attacks with Tor?

This question is an extension of How does Tor handle DNS poisoning. After having read Introducing DNS Resolver for Tor and DNS security issues, I am a bit concerned about the riscs of using Tor (...
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Tor hiden service ratelimits

While we are building a denial of service protection using and onionbalance for our HSv3 resources was discovered an interesting thing: during testing with simulated DDoS (launched 1000 tor client ...
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Why doesn't Tor browser block HTTP by default?

Unencrypted HTTP protocol does not protect data from being modified or intercepted. Without a secure connection, the user could be tracked and monitored, deanonymizing them. However, the Tor browser ...
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How do onion services host anonymous chatrooms and what level of anonymity is present when using one?

There are many onion services such as Talk to John Doe and OnionChat which have anonymous chatrooms. How do they connect random users and let them chat with each other. How anonymous are users when ...
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Can you have a setup with both VPN over Tor and Tor over VPN

Is it possible to first connect to a VPN (like NordVPN or another VPN which supports VPN over Tor) that is preconfigured for Tor and then connect to a VPN once you are browsing in Tor to encrypt both ...
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How to be more anonymous and safe on Tor

Is it possible to more anonymous and on Tor than this setup and browsing method: Using Tails OS from USB which stores no data on hard drive Using Tor browser on safest mode Always automatically ...
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1answer
155 views

How does JavaScript interfere with Tor browser anonymity?

Heard that JavaScript interferes with Tor when browsing the internet causing a breach in its security wall, having the effect of a hole in the ozone layer. Why is this? How does this breach work ...
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Besides MAC address, how else do public wi-fi networks identify connected hardware devices?

The list of connected WLAN clients (users) on my wi-fi only gives the following fields per user: Duration of time connected IP address MAC address Device name The last two fields are always unique ...
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Aren't public wi-fi hotspots still insecure for Tails and Tor users?

If connecting to public wi-fi with only Windows and Chrome already makes a user cautious of their activity, how much more of a shield is it to connect to the same public wi-fi with a Tails-Tor system? ...
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369 views

Never using Tails and Tor from home IP address but still caught

If a system using Tails and Tor always connects to public wifi in a city far away from someone's home IP address, what are all the different ways this would backfire such that authorities still manage ...
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118 views

Is there a way a website can identify me when connected to it via Orbot?

When using Orbot and not coupled with Tor browser, but rather through Google Chrome or Firefox, can a website I visit de-anonymize me? Particularly know anything about my location, IP, service ...
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HTTPS Everywhere doesn't work all the time

I tried to access http://uniquemachine.org and tor-browser/HTTPSeverywhere-add-on reached it without warning me. Would you know why ? How to automatically warn me at every single http:// i'm trying to ...
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Sync a machine's firefox bookmarks to a tor browser

Is there a way to periodically pull a linux machine's firefox bookmarks to a linux tor browser ? I mean pull and not sync because I want the URL ending in .onion that I saved in tor browser to stay ...
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60 views

Reusing a Tor “dirty” circuit

I have a couple of questions related to Tor circuits. Let's say that there is a circuit that was used and marked "dirty" and has also expired (no active TCP stream). Can this circuit ever ...
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I want to hear opinions about the chain: VPN1==>TOR==>VPN2==>TOR (using Kodachi Linux with USB + Kodachi Linux with Virtualbox)

I would like to hear your opinion about this connection chain, what can you say anonymously and whether it is secure. Boot Linux Kodachi in Live mode from USB Turn on a reliable VPN1 After that I ...
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open ports in nodes

Recently have scanned exit nodes a couple of times, and find that where few ports opened there. Should one be worried if there are nodes with open ports in the circuit, or doesn't suit any effect on ...
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Should I first stop all local servers running on localhost before starting Tor?

If I have apache/mysql and the PHP built-in server running on localhost, should I first stop the local server before starting Tor, or is it totally safe? As in, can someone access my computer/sever/...
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Loading slow & times out

Solutions only for developers. Useless for individuals. Please prove to me that if resolved for individuals, some of whom are also developers, none of those developers are or could be scammers. The ...
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Locking down the browser to the max

What extensions and settings must be added to the browser to make it as private and secure as possible? I know that the answer to this probably changes a lot as security changes. But so far what I ...
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Safety of V2/V3 onions

I have 1 question, lets suppose the attacker got the 1 and the 3rd nodes of Tor circuit. Does using of V3 onion gives us some security benefits? Can attacker be able to disclose V2/V3 resource we are ...
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reduced attack surface when using a minimal window manager for tails?

I'd like to use an alternative window manager (WM) in TAILS. Currently TAILS ships with GNOME, which is a feature-rich and (relatively) user-friendly desktop environment. The reason why the TAILS-team ...
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1answer
124 views

tor log shows ignoring ExcludeNodes?

Tor Log says: [WARN] Not using bridge at [scrubbed]: it is in ExcludeNodes. and [NOTICE] Opened Socks listener on 127.0.0.1:9150 It minds that my tor, conexion/router have been hacked? To put you ...
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170 views

If I upload an image using Tor on Pinterest, would anyone know it was I?

I created an account on Pinterest Using Tor Browser. Then I uploaded an image from my phone on Pinterest(Tor Browser), would anyone know it was me who uploaded the image?
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Viewing videos using Tor Browser & anonimity

In some security guides listed that when you watching videos via Tor your real IP gets or might be disclosed. One of them says "You should turn off media.play-stand-alone and peerconnection....
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Does webrtc and other leaks can be done when scripts is allowed?

Unfortunately, I don't understand correctly how this all things work, but can my IP be leaked when I, for example, clicking to ''allow'' noscript to play http://videoabcd1234.mp4 Can it be run via ...
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107 views

What if one entity controls all three Tor nodes?

If anybody is able to make themselves a Tor server, what is to stop a security agency from populating the list of Tor servers with many of their own? If they have enough servers there, then might they ...
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63 views

Why can't a modified guard node compromise the network?

This is a newbie and probably a lame question but it popped up while I was reading the design doc: https://svn-archive.torproject.org/svn/projects/design-paper/tor-design.pdf If theoretically someone ...
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1answer
71 views

Is there a less privacy-invasive way to automate checking whether Tor is being used on the machine than this?

I currently make a HTTPS request to: https://check.torproject.org/ I then check if the output contains this anywhere: Congratulations. This browser is configured to use Tor. If it does, I return &...
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266 views

Tor Browser Bundle failing userAgent spoofing

Using Tor Browser Bundle, I noticed the latest versions I have (9x) did not show user agent in the general.userAgent.override entry in about:config. The browser was downloaded from the Tor Project and ...
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441 views

is it safe to download Tor browser from other browser

1.i just learnt about Tor, and i'd like to know where is the best place to download Tor browser,i feel downloading from the google play store or another browser might have a negative effect on the ...
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Firefox Multi-Account Containers on Tor

Is there a way to install Firefox Multi-Account Containers addon and/or other container-based extensions on Tor Browser? Or, case it's not possible, is there any good reason for that, like a security ...
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1answer
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Is the Hidden Answers onion service authentic?

I've been wondering if Hidden Answers is legitimate. Can I talk about anything on that forum no matter how unlawful it may sound? Really I want to know if it it has connections to Law Enforcement or ...
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1answer
242 views

Has Tor Browser stopped displaying circuits?

I started using Tor v4 most intrigued by the display of the circuit path it followed, 4 nodes from at least 2 countries and usually 3 or 4. Now at v9 I don't see it anymore. Has display of the ...
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Hardening the network on the host

I’m trying to harden my host to not leak anything to clearnet. I have an idea to get EntryNodes IP addresses from TorProject site, add them to iptables as allowed, and prohibit other traffic. ...
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How secure is it to use Tor on an outdated OSX

Hi :) I'm unable to update my OSX and it needs to be updated. Does the fact that my OSX is outdated make TOR less secure to use?
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Can a router fake the communication to the next nodes on the path?

I have a theoretical question for understanding the safety of TOR: When I connect to a node A as a first router on my path and I tell him to forward a handshake message to a second node, then how do ...
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What is the difference between the fingerprint and v3ident in auth_dirs.c

auth_dirs contains a list of trusted directory authorities and consists of entrys such: "moria1 orport=9101 " "v3ident=D586D18309DED4CD6D57C18FDB97EFA96D330566 " "128.31.0.39:9131 9695 DFC3 5FFE ...
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199 views

Onion site illegal in my country. Can only visiting get me caught?

People hello, When I visit onion website that are illegal inside my country can I get caught if I have highest security setting no java no script and only browse the website? No opening anything? ...
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438 views

What makes Onion sites more safe than regular html sites?

What exactly makes an .onion site more secure than a regular html based website, except that it is "hidden" and can't be taken down easily. For a user term, am I more safe when I visit a onion site ...
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Unable to connect Tor browser inside AD client

I'm trying to connect Tor inside the corporate IT network. The workstations are connected through the proxy server and firewall. When the connection failed with 'Connection timeout' error, I tried to ...
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1answer
104 views

AntiVirus Software - Potential security risk?

I have been wondering is running an Anti-Virus Software with a Firewall brings a security risk with it while using Tor. I recently read about a free Anti-Virus software sold its Users browsing data. ...

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