Questions tagged [security]

Information about network security

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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
75 views

Is websites/services hosted on tor network safe?

I understand that a server can run services (such as nginx) then listen to localhost, then run Tor Server to create a unique tor address and accept traffic from other Tor Servers into it. My question ...
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How to capture tor cells?

i have been reading in various papers that user is able to caputre tor cell packets and modify some bits or monitor them (RELAYCOMMANDBEGIN,RELAYCOMMANDDATA, RE-LAYCOMMANDEND, RELAYCOMMANDSENDME, RE-...
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123 views

Does my ISP know if I upload files to a specific site when im using tor/whonix? Can it track all the traffic?

As in the title. I want to know If my ISP can see all the traffic if Its a brand new computer with no cookies and previous activities, using linux and a virtual machine - whonix and tor.
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How to make proxyxhains act as transparent proxy server

my proxychains is configured to use several proxy server and its work in localhost but i need to route all traffic of other hosts to routed through proxychains-host something link this: my-host <&...
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using autentication with torsocks --address

On Linux, I noticed I can run torsocks by specifying --address so that it connects to another computer and use that computer's tor connection, e.g downloading a file over tor: torsocks --address my....
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1answer
257 views

Is Tor completely anonymous?

I saw that tor has three layers of encryptions and, plus a VPN I set myself on my computer. How can someone trace back to my real IP? Is this completely anonymous?
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47 views

Is there guarantee of privacy to buy onion hosting?

I see many people owning a onion site uses his own server (maybe just place the server in his home?) But traditionally for a regular non-onion site we usually buy hosting. Can I buy hosting for a ...
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1answer
40k views

How to properly start tor service

For months I've been using: $ sudo systemctl start tor.service but I just realized we can start tor by simply typing "tor" into a terminal. What's the proper/safest way to start and stop tor.service?...
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TOR questions and concerns

1) ISPs request bridges and blacklist them, that means obfs4 connections could be listed as Tor, does that mean the ISP is able to see the obfs4 IP and connect your activities to Tor just like ...
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1answer
316 views

How did the FBI find the IP address of the Freedom Hosting servers?

The FBI took over the Freedom Hosting servers, which were located in France, and arrested the guy (Eric Eoin Marques) running Freedom Hosting. They then proceed to serve malware to anyone who ...
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210 views

Virus/Trojan in the update to TOR browser 9

After the last update to version 9, I got the message that mozavutil.dll and nssdbm3.dll are infected by Win32/Trojan.7be. (Scanengines Bitdefender and Avira)
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Yubikey, TorBrowser and Google authentication

I am trying to add 2FA to my Google Account using TorBrowser. I get to step 2: "Register your Security Key" But here it just hangs. If I tap the key, it spits out a string like: "...
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55 views

File Quarantined by Anti-Virus Software from the Latest Upgrade of Tor Browser

I upgraded to the lastest version of Tor browser 9.0, and my antivirus software 360 Safeguard reported the file nssdbm3.dll being infected by trojan win32/Trojan.7be Could anybody tell me if this is ...
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Can Tor be used with applications other than Web browsers?

From what I can see Tor mainly handles your web browser's traffic, but is there a way to do all of your connections through it? Like email, Dropbox, Carbonite backup, Skype etc? (Please explain ...
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1answer
1k views

DNS over HTTPS and Tor

Mozilla Firefox has added the ability to use Trusted Recursive Resolver within Firefox. This means that it's now possible to route DNS queries over HTTPS without additional software. It was included ...
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3answers
361 views

Ddos attack on router

Will running Tor help defend against a ddos attack on my router? Will Tor help hide my IP address and keep me online during a ddos attack?
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QUBES digital signatures and key verification

How many using Qubes have actually verified the keys and certificates to the extent suggested below? "Use the PGP Web of Trust. Check the key against different keyservers. Use different search ...
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100 views

How Do I Wipe Tails Free Space?

Can Tails get a virus? I was and still am using tails. After I visited a bitcoin site, I got a message that looked like it came from Tails saying you need to wipe your tails USB flash drive's free ...
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4k views

asstr.org being redirected (hijacked) to russian website awe-kyle.ru over TOR?

When using a tor browser to connect to asstr.org an unexpected message shows in the browser: Come visit us at https://www.asstr.org/ to read this story and hundreds of thousands of other works! ...
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1answer
139 views

snap and apt usage to install the tor browser bundle?

Not to put too fine a point on it, but neither snap nor apt are suitable for installing current versions of the tor browser? I see the downloads are available directly from the tor site.
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44 views

During installation of the Tor browser a unique asymmetric key pair is created and stored. Is this stored on the HDD/SSD and used repeatedly?

I would like to know where the unique asymmetric key pair is stored following installation of the Tor browser. Is it stored in the HDD/SSD and used repeatedly or in RAM and changed for each browsing ...
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25 views

Windows update/fix ad while using TOR on youtube

I was using TOR yesterday (July 21, 2019) and received one of those ads right over the music video I was watching on youtube. This ad definitely looked like a scam - it would probably have downloaded ...
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1answer
686 views

Tor public key Provided object is too large

I try to import Tor browser public key like this gpg --keyserver pool.sks-keyservers.net --recv-keys 0x4E2C6E8793298290 but I get error pubring.kbx': Provided object is too large I use debian ...
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299 views

Brave Browser's Bundled Tor reveals browser through search, is this a privacy issue?

Description When using private window Tor mode I was surprised to see that Brave passes a browser identifier in the url of the search. It seems having &t=brave in the url makes identifying the ...
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1answer
46 views

Bookmark Removal

I am on Windows 10 with TBB version 8.0.8. I extracted the bundle to my desktop and used it form there for some time (Computer A). Of note, I created some bookmarks. I then moved the TBB folder to a ...
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1answer
261 views

Is a Tor Download anonymos when pausing and resuming it?

I recently downloaded a file through Tor Browser. The download speed was, let's say 0.5 MB/s. After pausing and resuming the download, the speed jumped up to 3MB/s. So I am wondering if the ...
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1answer
197 views

Is it safe to have Java installed in my computer if I'm using the Tor browser?

Could Java somehow identify me? Should I uninstall Java from my computer if I want to use the Tor browser anonymously?
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1answer
69 views

setting the security slider to medium

It says that setting the security slider of the torbrowser to medium disables the function which is dangerous. I would like to know what features are considered dangerous and why. And if I set the ...
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1answer
164 views

Change socksport and listen address?

Is it possible to change TorAddress and TorPort when using apt-transport-tor? I'm trying to use socksports listening on another machine on my network.
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1answer
140 views

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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21 views

TOR crashed and left other USB thumb drive encrypted

I was browsing with TOR and I had a second USB drive plugged into the computer, I have previously saved data to that drive in other sessions but I did not write anything to the second USB during the ...
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1answer
312 views

Which one is preferable :electrum or blockchain.info in the sense of anonymity?

What is better option, electrum or blockchain.info when using Tor, regarding anonymity? I read here: http://www.coindesk.com/bitcoin-tor-anonymity-can-busted-2500-month/ that it's possible to ...
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2answers
302 views

Can I sent ip and port combination when I connect to the tor network?

I would like to set my source port when I connect to the tor network. I know that the destination port is set irrespectively if you use a bridge or node to connect for out bound traffic. I would like ...
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59 views

Is this what I need?

I tried to make an overseas payment using my Debit Card and it wouldn't go through. The error said "Did not pass gateway filter". My question is, is Tor what I need to bypass this filter? I have ...
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71 views

How does Tor protects from the list of Digital Finger Print

I have heard that Tor protects users from sites that try to fingerprint browsing history with its integration of NoScript. But it's not completely secure as some researchers claims. Does Tor really ...
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3answers
2k views

Can government agencies track what sites I'm visiting when using Tor?

Can agencies such as the NSA or GCHQ track what websites I'm visiting if I'm using the Tor Browser Bundle? What about hidden services?
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1answer
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How to check for Spectre vulnerabilities and similar threats for my relay to be secure?

Setup I'm running my new (2 days old) relay using: my own dedicated server Dell T20 with hardware: CPU: Intel Xeon E3-1225 v3 @ 3.20GHz (Haswell) RAM: 32 GB DDR3 ECC NET: overall maximum bandwidth ...
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391 views

How do I load Tor-Browser with Wayland?

Firefox functions in Fedora/CentOS with Wayland, Tor-Browser should too. No Xorg necessary. How do I launch Tor-Browser under Wayland? Thank you!
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1answer
19 views

Android messaging no longer works for me in Tor

I have used messages.android.com on Tor for a long time. Recently though after navigating to the website, a permission request popped up. Having never seen it before, I declined the permission. From ...
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1answer
395 views

Help with Tails signing key verification

Please help me verify the Tails signing key. Without having access to the web of trust, I'm trying to collect fingerprint data from multiple sources to be more certain that I've downloaded the ...
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2answers
1k views

How is data encrypted and decrypted in onion routing?

I read that onion proxy adds a layer of abstraction for each onion router in a route,and each onion router just removes a layer of encryption then does onion proxy knows about all onion routers in the ...
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1answer
303 views

Should i install a VPN on Tor Browser? [duplicate]

Is it safe to use Tor without a VPN? Or Should i install a VPN?
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3k views

What is best secure and anonymous Web Server for hosting Tor hidden services?

What is best secure and anonymous Web Server for hosting Tor hidden services? and how can i remove any information about my Web Server and my Server OS that can be leaked ? what is tor ...
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Despite your own stupidity, how can Tor Browser fail?

Assuming there are no mistakes done on your own side, (how) can Tor Browser still fail? Is it really possible you get connected to three relays that are in the hands of someone bad? Are there any ...
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1answer
309 views

Does suspending TAILS then removing the USB drive increase security?

Let's suppose my goal is to prevent someone from tampering with my TAILS session while I'm absent from my laptop, and let's suppose that shutting down every time I go for a walk isn't an option. The ...
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2answers
2k views

Where can I find the new Tails 3.2 checksum?

I'm looking for the new Tails 3.2 checkums (md5, sha1, sha256, etc). It seems that there is no way to find it in its own site. Even googling it brings not much information. So there is something I'm ...
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5k views

Why is the “administrator” password not saved in Tails?

I can use any password to be administrator for each particular session [as long as I type it twice], at Tails boot. That seems like a g a p i n g security hole if an adversary were to get/have access ...
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2answers
1k views

How should I configure my Isolating Proxy firewall for optimum security?

I'm setting up a Tor-based isolating proxy using the 'Anonymizing Middlebox' iptables rules specified here: https://trac.torproject.org/projects/tor/wiki/doc/TransparentProxy i.e. iptables -t nat -...
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8k views

Tor and viruses

I was wondering if you can get a virus by opening some websites of the deep web using Tor? With some links it's hard to tell if they are legit or not, recently I came across some website saying that "...

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