[Cryptography] DSL modems - how would we detect wholesale subversion?

[Shawn K. Quinn]

On Mon, Oct 28, 2013, at 02:56 PM, John Gilmore wrote:
> You can guard against this threat by only plugging one Ethernet jack
> into your DSL modem, and having that lead directly to a Linux or BSD
> gateway box that is under your own control.  That way, the DSL modem
> has no physical access to the rest of your LAN, and you can monitor
> the upstream Ethernet to make sure that the only packets going to the
> DSL modem are those that you intended to go upstream.

Which, by the way, is impossible if you have U-Verse and have either
television or phone service.

-- 
  Shawn K. Quinn
  skquinn at rushpost.com