The user agent flow works for native apps that can host a web browser.  It
works pretty well in my experience.

Secrets on native apps are good!  The key is (no pun intended) that the
secret *not ship with the app*.  Each client should register for its own
client_id and secret when it is installed on the client machine.

--
Andrew Arnott
"I [may] not agree with what you have to say, but I'll defend to the death
your right to say it." - S. G. Tallentyre


On Wed, Sep 15, 2010 at 3:25 PM, Marius Scurtescu <mscurte...@google.com>wrote:

> I don't see why would you use the user-agent flow with a native
> application? Maybe the spec should suggest only the web server flow.
> The device flow would also work, but that's not part of the core spec.
>
> Marius
>
>
>
> On Wed, Sep 15, 2010 at 2:47 PM, Torsten Lodderstedt
> <tors...@lodderstedt.net> wrote:
> >  I'm wondering whether it makes sense to allow for the issuance of
> refresh
> > tokens by the user-agent flow.
> >
> > Background of my considerations is the development of applications on
> mobile
> > devices (apps :-)). The draft suggests to either use the web server or
> the
> > user agent flow for the integration of such applications with an OAuth
> > authorization server. For sake of user experience, I would expect mobile
> > applications to use refresh tokens instead of sending the user through
> the
> > authorization on every application start. I also would assume that the
> > mobile client does not use a client secret because it cannot really
> protect
> > it from recovery. Instead, token theft could be encountered by replacing
> > refresh tokens with every request to the tokens endpoint.
> >
> > This scenario is feasable with the web server flow but not with the
> > user-agent flow. This is because the later does only support the issuance
> of
> > access tokens. In previous discussions this has been motivated by the
> weaker
> > security (missing client authentication) of the user-agent flow. But as
> > pointed out above, the web server flow can (and will be) used w/o client
> > secret, too.
> >
> > So why don't we allow for the  issuance of refresh tokens by the
> user-agent
> > flow?
> >
> > regards,
> > Torsten.
> >
> >
> >
> > _______________________________________________
> > OAuth mailing list
> > OAuth@ietf.org
> > https://www.ietf.org/mailman/listinfo/oauth
> >
> _______________________________________________
> OAuth mailing list
> OAuth@ietf.org
> https://www.ietf.org/mailman/listinfo/oauth
>
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