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Date: Fri, 31 Oct 2014 17:14:20 +0000
From: Mike Cardwell <tor@lists.grepular.com>
To: tor-talk@lists.torproject.org
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References: <20141031122302.GA5554@glue.grepular.com>
 <D078CF97.816C%alecm@fb.com> <5453AF92.906@afo-tm.org>
 <20141031161231.GE25941@inner.h.apk.li>
 <CAMCPh3x2ddjwrV-cDP9Xd1yrTS0J4R2Ftx8+5bN4GFsgoW8JDg@mail.gmail.com>
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Subject: Re: [tor-talk] Facebook brute forcing hidden services
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Here is their blog post about the matter:

  https://blog.ian.sh/2014/10/31/tls-over-tor/

They have successfully managed to get a certificate issued with
facebookcorewwwi.onion in the subjectAltName field. The cert file:

  https://paste.ian.sh/raw/omegi

The subjectAltName:

  DNS:certly.io, DNS:*.certly.io, DNS:owa.certly.io, DNS:mail.certly.io, DN=
S:autodiscover.certly.io, DNS:*.assetsrv.com, DNS:facebookcorewwwi.onion

Mike

* on the Fri, Oct 31, 2014 at 12:52:27PM -0400, AntiTree wrote:
> It appears that someone has been issued a facebookcorewwwi.onion cert
> from another CA as .onion has no way of verifying a collision.
> https://news.ycombinator.com/item?id=3D8538527
>=20
> On Fri, Oct 31, 2014 at 12:12 PM, Andreas Krey <a.krey@gmx.de> wrote:
> > On Fri, 31 Oct 2014 16:49:38 +0000, AFO-Admin wrote:
> > ...
> >> Hi,
> >> i really think that this is a good thing, because i think this hidden
> >> service will get a lot attention in countries where Facebook is
> >> blocked.
> >
> > In blocking countries you'll use Tor whether you to the .com
> > or the .onion domain. The way around the block is tor, not the
> > hidden service.
> >
> > The hidden service add a protection layer to the traffic from
> > the tor network to facebook, but they are using SSL anyway.
> >
> > And it remains to be seen what they do with static assets
> > that are loaded from different domains - but actually it wouldn't
> > matter when those are not going through the hidden service.
> >
> > Andreas
> >
> > --
> > "Totally trivial. Famous last words."
> > From: Linus Torvalds <torvalds@*.org>
> > Date: Fri, 22 Jan 2010 07:29:21 -0800
> > --
> > tor-talk mailing list - tor-talk@lists.torproject.org
> > To unsubscribe or change other settings go to
> > https://lists.torproject.org/cgi-bin/mailman/listinfo/tor-talk
> --=20
> tor-talk mailing list - tor-talk@lists.torproject.org
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Mike Cardwell  https://grepular.com https://emailprivacytester.com
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