Comcast thinks it ok to install public wifi in your house

Scott Helms khelms at
Thu Dec 11 14:34:46 UTC 2014

It's very scary, and something I'm doing a paper on.  It _is_ just MAC
recognition, at least until you try and use a MAC address that's already
active somewhere else.

Scott Helms
Vice President of Technology
(678) 507-5000

On Thu, Dec 11, 2014 at 9:24 AM, <Valdis.Kletnieks at> wrote:

> On Thu, 11 Dec 2014 00:11:07 -0500, Jay Ashworth said:
> > I will give them their props: I only had to sign in *once*, last year;
> > their auth controller has recognized my MAC address at every spot I've
> > used since.
> Actually, that's sort of scary if you think about it too hard.
> Shared-secret
> authentication has its flaws, but it still beats shared-nonsecret auth.
> I really hope it's something on your laptop other than the mac address....

More information about the NANOG mailing list