W3C home > Mailing lists > Public > public-xg-webid@w3.org > May 2011

Re: WebID XG - semantic group profile.

From: Melvin Carvalho <melvincarvalho@gmail.com>
Date: Sun, 22 May 2011 16:31:45 +0200
Message-ID: <BANLkTinfpM9XwZ__rw-Y4FyX5bAL001ZTg@mail.gmail.com>
To: Peter Williams <home_pw@msn.com>
Cc: "public-xg-webid@w3.org" <public-xg-webid@w3.org>
On 20 May 2011 22:35, Peter Williams <home_pw@msn.com> wrote:
> I didnt understand any of this thread.
>
> I thought the whole point was that anyone could make a foaf group, reference
> n URIs==webids, and thats it.
>
> I thougt a fancier point was that the group elements might be a URI, that
> either is or is the sameAs as a[distinct] webid. Thus, one can ask for the
> members of a foaf group X who have webids, discarding the rest.
>
> how, or why, or what the foaf group bind to, in acl terms, is a different
> issue.
>
> Alll the thread poster was trying to do was specify a group. The poster was
> not attempting to bind the group id to a set of acl entries.
>
> one can then apply authentication policy, at the website guard. User does
> SSL client authn, and guard requires webid to be on list (above), before
> authz is even attempted. THis is the same as the directory world then, in
> which one MUST prove one has done strong authentication AND some issuer
> vouches for the keys' authenticity (in the underlying foaf cards). The
> maintainer of that group is that very issuer.
>
> We have to disinguish between the authn guard (enforcing strong authn
> policy), and the authz decision/enforcement points (based on some authz
> logic, of which there are hundreds...)

foaf:groups can also act together with pingback to eliminate spam

>
>
>
>> Date: Fri, 20 May 2011 11:08:52 -0400
>> From: kidehen@openlinksw.com
>> To: public-xg-webid@w3.org
>> Subject: Re: WebID XG - semantic group profile.
>>
>> On 5/20/11 10:14 AM, Henry Story wrote:
>> > On 20 May 2011, at 15:59, Kingsley Idehen wrote:
>> >
>> >>> be needed would be a form where people who logged in with their e-mail
>> >>> could also login with their webid to prove the equivalence.
>> >>>
>> >>> I am not sure if this is within what is feasible within the W3C rules.
>> >>> So I am CC Coralie here.
>> >> To do this right, just make a 3 col google spreadsheet and then share
>> >> with the public. Use "<" and">" to handle reference values. That's it.
>> > Well I am not sure I can publish the e-mails or sha1 sum of members of
>> > this group anywhere let alone google. So the issue is to deal with that
>> > first.
>>
>> I meant:
>>
>> Name and WebID.
>>
>> Also remember, mailto: URIs shouldn't be secrets in an S/MIME + WebID
>> world. You can actually verify signed emails using the aforementioned
>> hybrid protocol.
>>
>> > Also mailing list membership changes, so it would be good to have the
>> > :webIDXG group be representative of people who are subscribed here at a
>> > time. To do this it seems to me a perl cgi that transforms the information
>> > from the list members can be quickly put together. The W3C has web servers,
>> > so there is no need to ask Google to host this I think. (Anyway I think
>> > Andrei Sambra was happy to host it).
>>
>> I just mean use a Google Spreadsheet as a Triple editor since you can
>> "Save As" to a location e.g. one that's mounted by WebDAV with
>> redirection into a Data Space (like a DBMS).
>>
>> > Having it machine readable in an RDF format is something that would help
>> > us make some nice link to the linked data community and test out some
>> > services.
>>
>> Well, as I've indicated a long time ago, using ACL protected data spaces
>> is what we should be doing e.g. an ACL protected AddressBook that WebID
>> compliant.
>>
>> > And publishing proven WebIds would also be a good way of showing how one
>> > can do distributed
>> > assurance. The file would make the assurance that the members are part
>> > of this group.
>> >
>> > Finally the file is minimal. It is up to remote WebID users to decide
>> > how much different services can learn about them.
>>
>> See comments above.
>>
>> It's not about files its about Linked Data :-)
>>
>> Kingsley
>> > Henry
>> >
>> >
>> > Social Web Architect
>> > http://bblfish.net/
>> >
>> >
>> >
>>
>>
>> --
>>
>> Regards,
>>
>> Kingsley Idehen
>> President& CEO
>> OpenLink Software
>> Web: http://www.openlinksw.com
>> Weblog: http://www.openlinksw.com/blog/~kidehen
>> Twitter/Identi.ca: kidehen
>>
>>
>>
>>
>>
>>
>
Received on Sunday, 22 May 2011 14:32:13 GMT

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