[keycloak-dev] Captcha on Login Page

[Stian Thorgersen]

You'll need to extend the user/password authenticator implementation to add
the recaptcha stuff and at the same time add it to the freemarker template.
That's it.

On 22 February 2017 at 16:24, David Lustig <DLustig at carbonite.com> wrote:

> Hello,
>
> I have recently been tasked with enhancing our Keycloak 2.5.1 login page
> with ReCaptcha functionality.  We currently are planning to use the default
> login page, and were originally under the impression that fields could be
> added to it using a FormAction provider.  It appears that login page is not
> compatible with the FormAction provider, though.  Various comments,
> including those on https://issues.jboss.org/browse/KEYCLOAK-4379 , have
> noted that the Authentication SPI should be used instead.  The problem I am
> running into is that it appears the Authentication SPI is only for adding
> new pages to the login flow; it does not appear to support modifying the
> existing login page, unless I'm missing something.  Is there a way to
> modify the existing login page and logic such that no attempts will be made
> to log the user in unless he enters the correct captcha, similar to the way
> ReCaptcha is implemented in the registration flow?
>
> Thank you for your help,
>
> David Lustig
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