Stéphane BortzmeyerOct 5, 2017

#RIPEduca starts in less than one hour https://www.ripe.net/support/training/ripe-ncc-educa Today, RIPE Atlas probes!

One last coffee and I stand ready.

#Internet #measurements

RIPE NCC::Educa

RIPE NCC::Educa - RIPE Atlas

Show threadStéphane Bortzmeyer
Now, session on security at #RIPEduca. Laura Roberts speaking on #Tor and its use of the #DNS. (Note there was two women speaking during this day. Not too bad.)
Oct 5, 2017 at 12:43pmWeb
Show threadStéphane BortzmeyerOct 5, 2017
Executive summary: Tor exit nodes leak info through their #DNS requests. 1/3 of them use Google Public DNS! #RIPEduca
Show threadStéphane BortzmeyerOct 5, 2017
RIPE Atlas probes were used to infer AS paths, through traceroutes. There are probes in half of the AS where there is a #Tor node. Same thing for just the exit nodes. #RIPEduca
Show threadStéphane BortzmeyerOct 5, 2017
Simulation: the best solution is (obviously) a #DNS resolver on the #Tor exit node. #RIPEduca
Show threadJohn Shaft (ジョン・シャフト) ✅Oct 5, 2017
@bortzmeyer Il faudrait placarder le RFC 7626 chez tous ces admins (irresponsable) de nœuds de sortie et leur faire apprendre par coeur 😥