[Bitcoin-development] Abnormally Large Tor node accepting only Bitcoin traffic
jlrubin at MIT.EDU
Mon Jul 28 02:17:19 UTC 2014
Credit to Anatole Shaw for discovering.
On Sun, Jul 27, 2014 at 10:12 PM, Jeremy <jlrubin at mit.edu> wrote:
> There is a potential network exploit going on. In the last three days, a
> node (unnamed) came online and is now processing the most traffic out of
> any tor node -- and it is mostly plaintext Bitcoin traffic.
> Alex Stamos (cc'ed) and I have been discussing on twitter what this could
> mean, wanted to raise it to the attention of this group for discussion.
> What we know so far:
> - Only port 8333 is open
> - The node has been up for 3 days, and is doing a lot of bandwidth, mostly
> plaintext Bitcoin traffic
> - This is probably pretty expensive to run? Alex suggests that the most
> expensive server at the company hosting is 299€/mo with 50TB of traffic
> Jeremy Rubin
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