[specs-pape] Clarification needed in PAPE spec

[John Bradley]

The parameter must be included but may have zero URI.

I remember discussing if it should be optional,  but can't off hand  
remember the logic in including it with zero URI.
Perhaps one of my learned colleagues remembers.

John B.

On 17-Jun-09, at 1:07 PM, Allen Tom wrote:

> Another ambiguous parameter is the  
> openid.pape.preferred_auth_policies request parameter in section 5.1.
>
> The first sentence in Section 5.1 says that all the request  
> parameters are mandatory (MUST be included), however the  
> description  openid.pape.preferred_auth_policies says that zero  
> policies can be specified. Is there a special value for "zero  
> policy"?  Or should the parameter be omitted if the no policy is  
> requested?
>
> http://openid.net/specs/openid-provider-authentication-policy-extension-1_0.html#anchor8
>
> Thanks
>
> Allen
>
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