8 votes
Accepted

Too much Not anonim Exit Nodes on the TOR Network!

When running an exit node, it is highly recommended to make it as clear as possible that it is an exit node. This helps the operator deal with DMCA notifications and abuse reports and the like. ...
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  • 3,735
5 votes
Accepted

What are Tor Node Selection Rules?

The rules for selecting nodes can be found in the path-spec. Specifically in §2.2 Path selection and constraints. A few points from the section: We do not choose the same router twice for the ...
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  • 3,720
5 votes

How to change the entry node?

If you are looking to be able choose a specific entry nodes for specific period of time you may open the torrc and insert the following line: EntryNode $fingerprint On restart of Tor it will use the ...
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  • 3,226
4 votes

How to change the entry node?

so I guess the entry node is limiting the traffic if you make too much traffic, right? No. The long guard rotation period is for security reasons. The more often you pick a new guard, the higher the ...
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  • 3,735
4 votes
Accepted

Can Tor nodes know their position in the circuit?

I will add that these statements are within the confines of the protocol. As you mentioned in your question/comment, a single node could use outside resources to determine entry and exit points. ...
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  • 156
3 votes

Can I opt to be not middle relay?

No, and it will never be implemented: it would break the whole relay idea of Tor. Every relay - regardless of it's further roles - is a "regular node", i.e. the middle one. If it's allowed to go ...
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  • 5,361
3 votes

How does one pick a guard position (entry node) for one's Tor relay?

You can't decide on your own to become a guard node. The Tor software makes the decision. All the details are laid out in Tor's directory specification. So after you set up your Tor relay, it takes ...
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  • 8,643
3 votes

How to change the entry node?

To actually answer your question, since nobody did that until now: shutdown Tor delete /tor/state file restart Tor In case you use TorBrowser on Windows the path is ...\Tor Browser\Browser\...
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2 votes
Accepted

How to prevent a rogue Tor entry node?

You know that some rogue entry node isn't faking Tor circuits because your Tor client specifies the relays used in each circuit, and because the circuit-creation process requires that each relay ...
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  • 2,989
2 votes

Using entry nodes with specific ports

As you already wrote in your comment you can set FascistFirewall 1 in your torrc. Tor will then use the ports 80 and 443 for outgoing connections to the first node. The options FirewallPorts is ...
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  • 8,643
2 votes

Entry guards and multiple Tor clients

TL;DR The answer will depend on what you consider important, and what your Tor use-case is. (Similar to the hand-waving over threat models mentioned in another answer.) However, in general, the ...
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2 votes

Can somebody force my Tor circuits to always start from his "guard node", to access my traffic?

Yes. An attacker can perform a sybil attack or just kick down your guard node repeatedly until your Tor client choose a malicious node as guard. Controlling your guard node doesn't lead to decrypting ...
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  • 715
2 votes
Accepted

list of all the entry nodes

You already have them in that list, you only need to look at those with the "Guard" flag which specifies that they're entry nodes, for example: 4484.0298.4949.1082|ServerName|443|80|GFHRSDV|259492|...
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2 votes

Why does Tor Browser sometimes choose one entry guard (most of the time), but sometimes it choose two or three entry guards?

Proposal 236, which has been implemented by now, explains the behavior: When this proposal becomes effective, clients will switch to using a single guard node. That is, in its first startup, ...
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  • 1,302
2 votes

Are these specs (VPS) good enough to run a Tor relay?

Those specs don't include CPU speed, number of cores, network speed. 512MB of RAM may be a bit tight. You can use the following directives in your torrc to influence the bandwidth usage of your ...
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  • 3,735
1 vote
Accepted

would torify use the same circuit as tbb when both are in operation?

No, Tor Browser isolates it's circuits by the first party domain. e.g. foo.com, bar.foo.com and qux.bar.foo.com will all be isolated on their own circuit for foo.com. While example.com, bar.example....
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  • 10.8k
1 vote

Tor encryption combination

Tor uses RSA keys as identity keys (except for .onion services, for the time being). For exchanging secret key material Tor uses an ephemeral key exchange method, either TAP (old, DHE) or nTor (new, ...
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  • 10.8k
1 vote

Tor encryption combination

Here is the design document for tor's next generation onion service. The paper that you linked to is outdated. The next generation onion service is expected to launch with 0.3.2 around December 15, ...
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  • 11
1 vote
Accepted

Currently, how many entry guards does Tor choose and for how long are they maintained?

From what I can see from reading the code, it picks one guard if NumEntryGuards is not defined in the consensus. It is currently defined in the consensus but it is also set to one guard. That guard ...
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  • 10.8k
1 vote

Guard Nodes: how long is too long?

Yes, that is normal. The guard rotation periods were increased, and the number of guards chosen was reduced. The idea being that a passive adversary might want to run some percentage of Tor relays (...
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  • 10.8k
1 vote
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What do you make of the news that researchers had found at least 110 Tor nodes that were spying in on network traffic or were honeypots?

What the researchers were doing was creating "honeypots", the relays weren't "honeypots". The snooping HSDir is something that's long been acknowledged as a weakness in the current rendezvous protocol....
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1 vote

Does Tor entry point store my ISP information?

The entry point into the Tor network (so called guard node) sees your real IP address. Depending on the policy of the relay operator it could save every connecting IP address. This can be done with or ...
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  • 8,643
1 vote
Accepted

How to use local relay with Tor Browser?

I'm using it as a bridge if I need to use a Tor Browser through it, but usually I'm routing all traffic through Tor node at my home: it's simple and secure. I'm using iptables for it and local bind ...
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  • 5,361
1 vote
Accepted

Does Tor change the Guard node (Entry node) if I connect my PC from a different IP address?

According to the Lifecycle of a New Relay, clients rotate their guards every 4-8 weeks. Even though your IP is changing, the computer is still the same client, so I imagine it will use the same guards....
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1 vote

Can somebody force my Tor circuits to always start from his "guard node", to access my traffic?

You keep using the same guard node for a long time. This is by design. See this question: Why is a longer guard rotation period with fewer guards better than the other way around? Even if someone ...
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  • 3,735
1 vote

If I run a relay on my home network should I use it as my guard node?

You may use your own relay as a guard only if your relay is accepted as a guard in Tor network. Not all relays will be accepted as a guard in Tor network. It needs to be stable relay first, if a relay ...
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  • 3,226
1 vote

How does one pick a guard position (entry node) for one's Tor relay?

Tor does not let you decide whether to be a Guard or not by yourself. Since there are many security concerns with the Guard node, Tor has very strict conditions to flag a node as Guard node. For your ...
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1 vote

How does Tor Metrics estimate client location?

As you maybe aware, one must have correct time for Tor to work. This will provide a crucial piece of information to estimate the geo-location of clients to Tor. There are two sets of information that ...
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  • 3,226
1 vote

How to change the entry node?

There is one other way you can change entry node when you start Tor browser without changing any of the setup. What you may do is to start the Tor browser roughly about a minute before you connect to ...
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  • 3,226
1 vote

Does an Entry Guard know by which clients it's being used as Entry Guard?

Metrics is a good source for your cause. And it is official. You can and should get blacklisted for hosting a relay that grabs such sensitive user data. As you said Tor is a tool that is granting ...
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