Shibboleth IDP Upgrade: v2 to v3 and Existing Login and Profile Handlers

Jeremy Torres jeremy.torres at
Tue Sep 11 20:31:05 EDT 2018

Thanks, Scott.  So an ExternalAuthentication is the way to go for what I

I'm currently looking at version 3.3.3. of Shibolleth IDP.  Based on,
it's recommended to use ExternalAuthentication.

I'm looking
at: ./idp-authn-api/src/main/java/net/shibboleth/idp/authn/
and there appears to be "Not implemented" exception thrown that would occur
if I were to call ExternalAuthentication.startExternalAuthentication and

Can you elaborate?  Thank you.

On Tue, Sep 11, 2018 at 6:08 PM Cantor, Scott <cantor.2 at> wrote:

> > I would like to utilize the default "password" flow; however, I need
> check for
> > the existence of a request parameter to check an backend service
> _before_ the
> > login page would be presented.  Is this possible with a custom "action",
> or
> > would this require a custom login flow?
> Just use External, that's what it's for.
> -- Scott
> --
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