If interested in implementing this, please check out ethereum.org, it's derived from bitcoin and much more suitable to creating these constrains. On Apr 30, 2015 5:14 PM, "Aymeric Vitte" <[email protected]> wrote:
> I did not read this thread completely but keep it in my TODO list. > > Your analysis is correct but can be summarized in one sentence: using bt > over Tor is a non sense because the size of the Tor network is > completely ridiculous compared to the size of the bt network. > > As ridiculous as using bt over a VPN, which the bt VPN trolls don't like > to hear. > > Disabling the DHT and allowing trackers only is at the opposite of any > privacy protection, because trackers are trivial to monitor and fake, > it's a little bit more difficult with the DHT, but still easy for > someone that can crawl it. > > I have tried to explain all this in the FAQs here: > http://torrent-live.org and here: https://github.com/Ayms/torrent-live, > and related study, which for once does not focus on trackers and > monitoring the users, but focuses on the DHT and monitoring/blocking the > monitors, showing also how easily you can protect using the DHT only, > assuming that your bt client is willing to (like torrent-live)... > > Tor does not handle UDP but you can tunnel UDP through Tor to some SOCKS > proxies, which, again, is ridiculous but just works. > > And, again, a possible solution is the Peersm project (which before > using the DHT does envision new means for peers/content discovery) or > something similar, a P2P using the Tor protocol, not the Tor network. > > Le 30/04/2015 22:18, Speak Freely a écrit : > > Hi Akater, > > > > Traffic overload is still an issue, yes. This causes problems for > > everyone. That was my #2, being mean. Sorry for not clarifying that. > > Good read: > > > https://svn.torproject.org/svn/projects/roadmaps/2009-03-11-performance.pdf > > It's a few years old, but covers a lot and still relevant. > > > > But the reason for not using BT over Tor is IMHO more than anything a > > security/anonymity issue. > > > > Let's look at the reason why someone thinks they would want to use BT > > over Tor. > > - They believe it will provide them anonymity. > > > > What benefit would Tor be to the user if their BT client of choice > > provided their actual IP address to the tracker and to each peer? The > > answer is mostly none. (There are certain circumstances where that's not > > completely true, for example ISPs that do DPI to throttle torrent > traffic.) > > > > Unless your ISP does DPI and throttles you, you will almost certainly > > always download slower, for several reasons I won't elucidate. This just > > gives interested parties more time to find you. If your ISP does do DPI, > > there are better ways around that. Tor is slow. > > > > BT uses UDP and TCP. Tor doesn't do UDP, but it does TCP very well. > > There are ways to block the UDP, but most people would never think/know > > about that, and many users find that disabling UDP/DHT makes their peer > > count drop which makes them re-enable it immediately out of fear their > > download may take a little longer. > > > > So, with a BT client that exposes your real IP address to the tracker > > and peers, and DHT through UDP being sent over clearnet, any concept of > > privacy/anonymity is broken. > > > > Yes, you can disable DHT. You can block UDP connections. You could find > > a BT client that doesn't expose your real IP address. But then certain > > mis-steps and limitations within Tor also provide attack vectors for > > de-anonymizing torrent users. > > https://hal.inria.fr/file/index/docid/471556/filename/TorBT.pdf > > > > > > ... The reasons I say this is because I know someone who used Tor to > > download torrents, and his ISP kindly let him know that HBO provided > > them detailed logs that he downloaded specific episodes of one of their > > most popular shows. He thought he was being very smart and protecting > > himself, and was dumbfounded when his ISP contacted him. > > > > > > Matt > > Speak Freely > > > > -- > Check the 10 M passwords list: http://peersm.com/findmyass > Anti-spies and private torrents, dynamic blocklist: > http://torrent-live.org > Peersm : http://www.peersm.com > torrent-live: https://github.com/Ayms/torrent-live > node-Tor : https://www.github.com/Ayms/node-Tor > GitHub : https://www.github.com/Ayms > -- > tor-talk mailing list - [email protected] > To unsubscribe or change other settings go to > https://lists.torproject.org/cgi-bin/mailman/listinfo/tor-talk > -- tor-talk mailing list - [email protected] To unsubscribe or change other settings go to https://lists.torproject.org/cgi-bin/mailman/listinfo/tor-talk
