On Fri, 14 Dec 2018 15:26:00 +0000 (UTC)
Martin Gregorie  wrote:

> My router wasn't provided by an ISP: I bought it from Amazon or eBuyer -
> I forget which, so it won't have been set up for port knocking by an ISP.
> In addition I've crawled all over its web and SSH interfaces to see what
> it can do and have never seen anything remotely like port knocking
> configuration tools.

 So you have only the manufacturer to worry about - viz concerns
over Huwaeii equipment in the UK 5G infrastructure.

--
Steve O'Hara-Smith                          |   Directable Mirror Arrays
C:\>WIN                                     | A better way to focus the sun
The computer obeys and wins.                |    licences available see
You lose and Bill collects.                 |    http://www.sohara.org/

--- SoupGate-Win32 v1.05