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Re: AccessControl : update + inference

From: Andrei SAMBRA <andrei.sambra@gmail.com>
Date: Mon, 12 Nov 2012 17:07:13 -0500
Message-ID: <CAFG79ejbfNv+GhRFp8rGqCpfG-hEMnaD4kCZPVODwFpE6ywzuw@mail.gmail.com>
Cc: "public-rww@w3.org" <public-rww@w3.org>
Jurgen, would you mind adding this use case to the wiki page? Here is the
link: http://www.w3.org/2012/ldp/wiki/AccessControl#W3C_WebAccessControl

Andrei

On Mon, Nov 12, 2012 at 4:52 PM, Jürgen Jakobitsch <
j.jakobitsch@semantic-web.at> wrote:

> hi,
>
> since the discussion on AC is apparently taking shape, it might be a
> good time for my questions.
>
> until now we more or less only had examples of AC in action on the
> data-retrieval side (as far as i know at least).
>
> do acl-engines only really work with inference-engines when updating or
> are there recommended ways of dealing with the following example?
>
> prereq.: acl - denies access to resource "x" (say a skos:Concept)
>
> what should happen, when i add the triple?
>
> resource "y" skos:broader resource "x"?
>
>
> there are several scenarios in which this could take place :
>
> 1. should the update request be rejected with full inferencing, because
> it becomes clear the resource "x" is touched?
> 2. what happens in a non-inferencing environment? with that is created a
> relation between the two resources and i could construct (sparql-wise)
> whatever i want, which brings me to the idea of never trusting
> application/sparql-results+*...
>
>
> so the crucial point seems to be that ACLs can handle updates more
> flexible, a read and write access denied for a single resource might not
> be enough.
>
> any pointer to the most flexible acl-ontology?
> i'm thinking about something like :
>
> denyWriteAccess where resource "x" is the object.
>
> any pointer really appreciated..
>
> wkr turnguard
>
>
>
>
>
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Received on Monday, 12 November 2012 22:08:50 GMT

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