[Rdap] What makes an 'Archive Quality' Digital Object?

Michael J. Giarlo michael at psu.edu
Wed Apr 27 14:10:41 EDT 2011


On 04/27/2011 01:53 PM, Joe Hourcle wrote:
>
> Perhaps we need to treat it more like IT security ...
>
>   	A password of (x) length and (y) complexity is expected
>   	to be good for about (z) time ... but as new attacks are
>   	found, (z) might decrease.
>
> ... and come up with recommendations for different time spans (if you want
> it to last (x) time, you should ...) or different levels of effort (if you
> only do (y), it'll likely be unreadable within (z) time.)

That's the approach that fits best, to my mind.

> And they seemed more geared towards ASCII, while it sounds like DFDL might
> be able to describe more complex stuff, like FITS&  VOTable.

Indeed, those seem to be the sorts of use cases DFDL was designed for -- 
again noting that I have not yet used DFDL (or Daffodil or Defuddle or 
any of the software in that space).

> (yes, yes, the not reading e-mail thing isn't working).

We hadn't noticed. ;)

-Mike



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