[Tfug] Looking for a unique identifier

Bexley Hall bexley401 at yahoo.com
Sat Aug 4 10:57:31 MST 2007


--- jblais <joe.blais at pti-instruments.com> wrote:

> > Are you looking for a "nominal" solution or a
> > "bullet-proof" solution?  (i.e. how easy do you
> > want it to be for people to circumvent your
> > identification scheme?)
> 
> I figure that the people running this machine know
> less about Linux than I
> do, so I don't want to make a headache for myself. 
> The very fact that I'll
> be using the mac address (or whatever the
> source/meaning of number) will
> probably not be obvious.  For instance, I might find
> the mac address, like:
> 01:23:45:67:89:01 , and dress it up like: 
> A01B23C45D67E89F01G, and make a
> key from there.  People will see
> A01B23C45D67E89F01G, but probably have no
> idea that it contains a mac address and some static
> replacements, perhaps
> even derss it up to look like a GUID 
> {23343-209872-22-2-2-2080987whatever}

Understood.  As long as you are aware of its
consequences/liabilities.

Note that you should also consider how you
will deal with folks swapping out NICs
(unless you have control over the hardware
platform itself).

--don


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