[IETF-IDRM] Fwd: Re: [IDRM] draft-irtf-idrm-handle-system-00.txt

[Thomas Hardjono]

>Date: Tue, 22 May 2001 23:21:48 -0700
>From: Mark Baugher <mbaugher@cisco.com>
>Subject: Re: [IDRM] draft-irtf-idrm-handle-system-00.txt
>X-Sender: mbaugher@mira-sjc5-6.cisco.com
>To: Michael Mealling <michael@neonym.net>
>Cc: ietf-idrm@lists.elistx.com, ssun@cnri.reston.va.us,
>    llannom@cnri.reston.va.us
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>hi Michael
>At 01:31 AM 5/23/2001 -0400, Michael Mealling wrote:
>>On Tue, May 22, 2001 at 10:26:05PM -0700, Mark Baugher wrote:
>> > My first comment is that there does not seem to be name-resolution 
>> draft in
>> > the mix.  Is this not to be published?  I can see a lot of uses for a
>> > namespace that is not global, such as between a content provider
>> > (publisher) and service provider (distributor) that want to use the
>> > metadata facilities of handles to store rights information with the 
>> content
>> > work and to identify one or more "official repositories" for the content
>> > work.  If you're requiring a global namespace but not publishing the
>> > resolution mechanisms, then this seems to be an impediment to many
>> > business-to-business uses.
>>
>>If you need name resolution then you should take a look at the
>>URI Resolution documents:
>>http://www.ietf.org/internet-drafts/draft-ietf-urn-uri-res-ddds-03.txt
>>http://www.ietf.org/internet-drafts/draft-ietf-urn-dns-ddds-database-04.txt
>>http://www.ietf.org/internet-drafts/draft-ietf-urn-ddds-04.txt
>
>As 5.3 of the draft concludes, the success of either urn or the Handle
>System do not depend on each other.  I did not glean from the Handle
>System Overview I-D the idea that the Handle System would use
>URN resolvers.  I guess we should ask Sam and Larry about that.
>
>
>>Is there any reason why a DRM system needs a special namespace? I've
>>heard a persistence requirement from some and in that case you could easily
>>use URNs. But in the general case, shouldn't a URI be sufficient for
>>identifying the resource that is having its rights digitally managed?
>
>I really don't know if persistent naming is a requirement for DRM on the 
>Internet.
>One issue that people have is that it is difficult or not impossible to 
>identify
>content works and uses of content works that are legitimate from those 
>that are not.
>EFF has introduced a special license for "free" music, if people read the 
>license.
>One idea we have been discussing in the group is the need for an 
>infrastructure
>that identifies legitimate repositories and legitimate uses of content 
>works  - or
>of any information assets to include the case of personal information that 
>is used
>for the purposes of authentication.  The Handle System is one system that 
>addresses
>these requirements for content-work publishing, in my opinion.  You don't 
>get this
>with URIs today.  Will publishers, record labels, movie studios want the
>namespace and persistence features as well?  I don't know.
>
>
>> From all of the examples I've ever seen any DRM system is really just
>>a special function metadata service with some strong encryption thrown
>>in for good measure....
>
>There needs to be integrity checking and authentication of the information
>asset and its source.  If the work is encrypted, then this entails some
>authentication of the entity that's going to receive the key.  Many people 
>would
>include clearing systems as part of DRM.
>
>Mark
>
>
>>-MM
>>
>>--
>>--------------------------------------------------------------------------------
>>Michael Mealling        |      Vote Libertarian!       | urn:pin:1
>>michael@neonym.net      |                              | 
>>http://www.neonym.net
>>                         |                              | go:Michael Mealling