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Subject: RE: Requirement for Isolated Request for Authorization Atributes

Pardon my gross ignorance, but is requesting authorization attributes
roughly equivalent to requesting policies?  So would it be that SAML defines
a carrier for whatever XACL defines for ACLs?


> -----Original Message-----
> From: Hal Lockhart [mailto:hal.lockhart@entegrity.com]
> Sent: Monday, March 12, 2001 7:19 AM
> To: 'security-use@lists.oasis-open.org';
> 'security-core@lists.oasis-open.org'
> Subject: Requirement for Isolated Request for Authorization Atributes
> In last week's Core Assertions concall there was some 
> discussion about the
> idea of requesting Authorization Attributes for a user who is 
> not currently
> logged in. I have a recollection of someone on a Use Case 
> concall a few
> weeks ago saying this was an important requirement. 
> Unfortunately I do not
> remember who it was. It was pointed out that the current use 
> cases do not
> contain this element.
> Obviously a request of this type could be used as a performance
> optimization, but does someone have another scenario in mind? 
> I hope no one
> is planning to use SAML for provisioning. Based on current 
> thinking, I don't
> think this will work.
> As I was writing this, I realized that perhaps what was intended was a
> business transaction scenario, for example: UC-2-08:ebXML, 
> currently in the
> issues list. In this case, the PDP may retrieve the 
> Authorization Attributes
> after having received an ebXML message from the user.
> Are there any other use cases which involve the request of 
> Authorization
> Attributes when an Authentication Assertion has not 
> previously been issued?
> Hal
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