[chbot] Wifi Controlled Power Sockets / Internet of Things

Richard Jones richard.jones.1952 at gmail.com
Tue Apr 21 10:48:03 BST 2015

I think the cloud approach is optional as the software manual confusingly
states :

"Users are convenient to control our product in two ways:
local area network and wide area network..."

Nevertheless I share your concern.


On Tue, Apr 21, 2015 at 6:51 PM, Volker Kuhlmann <list0570 at paradise.net.nz>

> On Tue 21 Apr 2015 18:05:42 NZST +1200, Richard Jones wrote:
> >
> http://www.aliexpress.com/item/EU-AU-UK-US-Smart-plug-WiFi-Smartphone-Remote-control-socket-power/32272099666.html
> > I'm still considering the security implications that were raised at last
> > nights meeting.
> The plug you mention above is cloud based:
> "use your smartphone to turn off appliances when you're out"
> "Accurate feedback: ... whether you're in LAN or remote network"
> And the giveaway:
> "Double protection and more safety", "LonHand Server"
> That means someone somewhere always knows exactly what you're doing in
> your house, whether you're home or not. Assume that this info gets
> stored permanently. Assume that this someone eventually gets bought out
> by google or likewise, including your personality profile. Orwell would
> have a field day.
> As I must have said previously, personally I put this kind of thing into
> the class of "consumer junk" with respect to network security.
> Irrespective of what big words their marketroids come up with and how
> many times they mention "password protected", bugs won't get fixed. The
> key is a feel-good instrument if the lock doesn't need it when you look
> at it sideways. For wifi I suspect that that unfortunately is a fairly
> safe assumption. The firmware is complex and made for time to market and
> low cost.
> If you have a good firewall and don't allow these things to connect out
> a technically advanced neighbour / passersby may turn your light/fridge
> off. You might not care, assuming the thing still "works", which it
> might not. It still is a gateway for attacks on your home network
> though.
> Volker
> --
> Volker Kuhlmann
> http://volker.top.geek.nz/      Please do not CC list postings to me.
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