On Fri, Apr 17, 2009 at 12:27 PM, Dossy Shiobara <[email protected]> wrote:
>
> On Apr 17, 10:32 am, Breno <[email protected]> wrote:
>> Sorry, Eran, but it is not an authentication protocol. An
>> authentication protocol must be signed by the authenticator, not by
>> the authentication requester.
>
> OMG YES!
>
> Can OAuth 1.1 _please_ fix this and make signing of the callback URL
> by the OAuth producer back to the consumer a REQUIRED part of the
> specification?

Why? OAuth doesn't need it. It's not an authentication protocol.

Once you start going down this route, you'll realize that you also
need replay-protection, etc., and before you know it you have
re-invented OpenID.

Dirk.


>
> Yes, I recognize that this may result in problems w/r/t URL length
> limits as all the values are passed as query parameters in a GET
> request, but it would be SO worth it.
>
> >
>

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