IBM & SDG&E Smart Meter security
bofh at stremler.net
Mon Mar 29 15:01:54 PDT 2010
begin quoting Andrew Lentvorski as of Mon, Mar 29, 2010 at 12:56:46AM -0700:
> Randall Shimizu wrote:
>> The big concern is the grid not so much the meters. One big risk would
>> be to direct a power surge a particular business possibly. A super
>> spike that would burn out everything connected to it.
> Um, electricity isn't like TCP traffic. You can't force electrons down
> a pipe if someone doesn't want them.
There goes another movie-plot threat.
> Even if you hack the smart meter, you can't increase the voltage on my
> line. Nor can you imbalance the phases of a 3 phase line.
> The only things *you* can do to *me* by hacking a smart meter is cause
> me to have a bigger electricity bill or possibly cut off my electricity.
With a network-accessible smart meters, it becomes far more prudent to set
up a household battery/UPS system. Not only does that mitigate the problem
of someone playing silly buggers with your meter, it also makes it easier
to integrate solar and wind power as well.
Put your 'smart' meter upstream of the not-remotely-hackable one, please.
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