z oscillator module (the Agilent Z3816 and kin are of
> > this type).
>
> Does anyone know of any COTS NTP servers that are based on non-ancient
> Linux kernel versions? In 2012 we bought new GPS/CDMA NTP servers
> with OCXO that are based on Linux 2.4, but they are fiddly as you c
With the caveat that if some of the servers are inside your own private
network then learning who the servers are might be less useful.
But this could be an issue for targets who use servers that are exclusively
on the public internet.
On Wed, May 11, 2016 at 3:15 PM, Sharon Goldberg <
pool. There are a bunch, so Joe Random Hacker isn't going to have a
> > high chance of guessing the servers your system is using.
>
> A determined attacker will just run servers in the official pool.
>
>
--
Sharon Goldberg
Computer Science, Boston University
http://www.cs.bu.edu/~goldbe
/looking_glass/
http://www-x.antd.nist.gov/rpki-monitor/
http://certification-stats.ripe.net/
http://rpki.surfnet.nl/index.html
But naturally it's harder to see who has turned on origin validation.
Sharon
--
Sharon Goldberg
Computer Science, Boston University
http://www.cs.bu.edu/~goldbe
On Fri, Apr 4, 2014 at 1:15 AM, Mark Tinka mark.ti...@seacom.mu wrote:
On Friday, April 04, 2014 05:06:22 AM Sharon Goldberg wrote:
We also looked at prefix filtering and found that it has
better partial deployment characteristics. Our analysis
assumed that ISPs only filter routes from
On Fri, Apr 4, 2014 at 11:17 AM, Sharon Goldberg gol...@cs.bu.edu wrote
Actually, since this is NANOG, might as well ask:
Do you all view filtering your downstream's downstreams as much more
difficult than filtering only downstreams, or only stub ASes? Do you have
a sense for how many
looked at this for origin
validation. sharon goldberg and co-conspirators have done a lot
of work in the area, see her pubs at https://www.cs.bu.edu/~goldbe/.
but the concentration seems to be on bgpsec which deploys quite
differently
Right, we (and others) have not looked at the efficacy
the survey to ops at other
organizations who may not be reading NANOG. Thanks all of you that
have responded so far!
Phillipa Gill (U of Toronto), Michael Schapira (Princeton), Sharon
Goldberg (Boston University)
to answer all of our questions, or just a few.
Thanks!
Phillipa Gill, Sharon Goldberg Michael Schapira
to them]... Section 6.8.2 shows our results are
insensitive to this assumption.
Sincerely,
Phillipa Gill, Michael Schapira, and Sharon Goldberg
On Sep 5, 2011, at 11:36 AM, Joe Maimon wrote:
Owen DeLong wrote:
On Sep 5, 2011, at 7:24 AM, Jennifer Rexford wrote:
One could argue
global S*BGP deployment.
Sincerely,
Sharon Goldberg and Michael Schapira
--
Sharon Goldberg
Assistant Professor, Computer Science, Boston University
http://www.cs.bu.edu/~goldbe
On Sun, Sep 4, 2011 at 6:02 AM, Randy Bush ra...@psg.com wrote:
[ http://archive.psg.com/110904.broadside.html
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