Does anyone have ideas about who would be the right person or people to
   follow up with about this? The school and researchers front doors seem
   closed to queries, maybe there is a side door somewhere?

   On Thu, Sep 18, 2014 at 4:01 PM, <[1]x50@fastmail.fm> wrote:

     I'd recommend the blog post about this, if you haven't seen it
     already:
     [2]https://blog.torproject.org/blog/tor-security-advisory-relay-earl
     y-traffic-confirmation-attack
     It should answer some of your questions. I have only seen
     speculation on
     why the talk was cancelled.

References

   1. mailto:x50@fastmail.fm
   2. https://blog.torproject.org/blog/tor-security-advisory-relay-early-traffic-confirmation-attack