PAPE Extension Specification

Johnny Bufu johnny at sxip.com
Thu Oct 4 23:03:27 UTC 2007


On 4-Oct-07, at 2:45 PM, Jonathan Daugherty wrote:
>   - The description for max_auth_age mentions "active" vs. "indirect"
>     user authentication, but the spec defines neither.  I had to read
>     5.1 and 5.2 a few times to figure out precisely what they meant.
>     Since the distinction is important, I think it would benefit from
>     some clarification.  I'm not sure what the best wording would be.

+1 on clarifying what "active" means. Before getting to wording, I'm  
not totally sure what would be considered active authentication and  
what wouldn't.

>   - For max_auth_age, what does "in a manner fitting the requested
>     policies" mean 1) in the case where no policies were requested and
>     2) in the case where authentication was performed in accordance
>     with a *subset* of the requested policies?

I believe auth_age in the response is meant to apply to the policies  
asserted in the response, rather than the ones requested. (Hinted by  
David's comment[1].) The RP can then see if there's a full or partial  
match, and decide if it's good enough.

On the same topic, I have suggested before and there seemed to be  
agreement[1] that it's more useful if auth_age in the response is  
actually a timestamp (auth_time).


Johnny


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