You''re looking for captcha. I believe there''s a gem and a
plugin.
There''s also some javascript solutions.
On Jul 13, 5:41 pm, "Greg Hauptmann"
<greg.hauptmann.r...-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
wrote:> Hi all,
>
> Does anyone know if there is a "are you human" plugin for rails
that
> exists? (i.e. where one has to typically read numbers off an image and
type
> them in to avoid spamming).
>
> Perhaps if there is no plugin an open source project that might have one
> implemented within it that one could use?
>
> Tks
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