[security] PAPE Policy for RPs to force authentication without browser cookie

Allen Tom atom at yahoo-inc.com
Thu Jul 2 17:16:06 UTC 2009


That's why I raised this question. Some RPs that authenticate their 
existing users with a password, have existing flows which require a 
password-reverification, even if the user is already signed in.

Sites which are trying to upgrade to OpenID need to have equivalent 
functionality. So far, there does not seem to be a clear explanation as 
to what exactly RPs and OPs are supposed to do.

We should at least have a simple well defined interface for RPs to force 
the OP to authenticate the user, regardless of when the user previously 
authenticated. Speaking at least for Yahoo, we do have several flows 
which require PW verification, and these flows do not care that the user 
had entered their PW 30 seconds prior to entering the flow,  the user 
must unconditionally re-verify their password before entering the flow. 
Arguably, this is a poor UX, however, that's just how it is, and it 
would not make any sense to re-architect these existing flows to 
accommodate OpenID. I can imagine that other RPs would have similar cases.

Allen


John Bradley wrote:
>
> If OP's start creatively interpreting PAPE it will have no value to RPs.
>




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