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Subject: RE: [xacml] Updated policy template wiki

Hi Jean-Paul,

> -----Original Message-----
> From: xacml@lists.oasis-open.org [mailto:xacml@lists.oasis-open.org] On
> Behalf Of Jean-Paul Buu-Sao
> Sent: Wednesday, October 10, 2012 9:46 AM
> To: Erik Rissanen; Steven Legg
> Cc: Danny Thorpe; xacml@lists.oasis-open.org
> Subject: RE: [xacml] Updated policy template wiki
> 1a) I have a very large number of policies (say, N > 10000) that are all
> identical, except for the constant values that contain in their access
> Every single one of these policies has a unique identity.
> 1b) We build one template which, given the correct dataset, can produce
> same N policy instances
> Let now introduce the modality. There are two use-cases:
> 2a) The policy authority uses the template mechanism to ease the
> production of the N policy instances, which are all produced before being
> distributed for execution. Organizations implementing the policy do not
> the policy template, only the N policy instances
> 2b) The policy authority distributes the its policy template to
> Each organization need to supply n policy data (n is a small number,
> between 1 and 100) which, combined with the policy template, produces n
> policy instances
> The "iteration" can occur on either 2a or 2b (i.e. iterate through N
policy data,
> or through n policy data). Objective is to produce the N or n policy

I'm still confused.

What do N and n represent? Is the "policy data" in "N policy data" and "n
policy data" the same? If not, then please use different terms. Also,
something more specific than "data" would help me.


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