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Questions tagged [encryption]

This tag is to be used for questions about the encryption of Tor traffic or questions about encrypted data related to Tor.

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4 votes
1 answer
646 views

Where along the path is encryption used?

This question is born out of two questions that I saw coming up. Is the connection between my computer and the Tor network encrypted? How does Tor encrypt my traffic before it sends it to the server?...
bastik's user avatar
  • 2,634
13 votes
3 answers
2k views

Are there any vulnerabilities in the process of onion routing?

In onion routing, messages are repeatedly encrypted and then sent through several network nodes called onion routers. Each onion router removes a layer of encryption to uncover routing instructions, ...
asheeshr's user avatar
  • 1,053
11 votes
1 answer
1k views

How is data sent back from exit node to me?

I understand how the client sends the data through Tor to the sever. Onion routing Basically, it selects a set of nodes to form a circuit, say nodeA nodeB nodeC. It then encrypts the data this way: ...
Sergio's user avatar
  • 213
10 votes
1 answer
937 views

Do all relays in a circuit encrypt data response from a server?

I know that when sending data from the Tor client to a server it is encrypted and gradually get decrypted on the way there. This question is about when the server responds. The data must be encrypted ...
puser's user avatar
  • 500
8 votes
1 answer
9k views

What encryption algorithms does Tor use?

I am building an application that will be connected over tor, using onion services. I just realized that the file generated by Tor that contains the private key of the hidden site is only RSA 1024bits....
Nathan Parker's user avatar
6 votes
2 answers
11k views

How does Tor obfs4 protocol and PTs work?

Could someone explain how have many countries and corporations managed to differentiate tor traffic from normal traffic, and how exactly the obfs4 protocol (Or any other Pluggable transports) help ...
user4191887's user avatar
5 votes
2 answers
411 views

Does Tor encrypt a client's connection to its entry node?

Does Tor encrypt a client's connection to its entry node? How does it do this?
Kinnard Hockenhull's user avatar