Re: dna ink

[sdw@lig.net (Stephen D. Williams)]

...
> your DNA?  They could probably even send it to this DNA ink company, and
> they'd make your enemy ink out of your own DNA without even noticing.
> Doesn't seem very secure to me.
> 
> [Yeah, it's not crypto related, but I've been wondering about this since
> the topic was first brought up, and am somewhat surprised that of the few
> messages there were making fun of the DNA ink,  none mentioned this fact.
> Is that because it's too obvious to mention, or is there something I'm not
> thinking about which makes DNA ink useful after all?]
> 

A much more interesting spin on this would be a variety of ways to encode
throughout a substance in an inert but permanent way a public key.

Whether it's an easily identifiable molecule or some type of deep etching,
you could do things like mark all the parts of a car or all the paint,
fabric, plastic, etc. of a work of art.

DNA isn't very good really since it's mostly the same and based a lot
on probabilities.

sdw
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