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Subject: Re: [xdi] XDI TC Notes Unofficial Telecon Friday 2015-10-05
There’s no need to reinvent the wheel. XACML has already been down this road (as have other policy standard activities). We ought to take what works and use it.
> On Oct 8, 2015, at 2:08 PM, Davis, Peter <Peter.Davis@neustar.biz> wrote:
>
> On Oct 7, 2015, at 1:07 AM, =Drummond Reed <drummond@respect.network> wrote:
>>
>> • The first policy to result to evaluate to true wins.
>
> I don't think this is always the case. For example, in XACML, the policy set can have several rule combining outcomes:
>
> - Deny-overrides (Ordered and Unordered),
> - Permit-overrides (Ordered and Unordered),
> - First-applicable and
> - Only one applicable
>
> you describe the "permit overrides" form, but, in my experience, "deny-overrides" is more common
>
> =peterd
>
>
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