[Catalyst] Wiki spam

[Nilson Santos Figueiredo Junior]

On 4/7/06, Shlomi Fish <shlomif at iglu.org.il> wrote:
> You can prevent the spammers from winning by making sure all external links
> are marked with the rel="nofollow" attribute. This will hopefully also
> prevent them from spamming in the future. All my wikis have this feature
> enabled. See:

The problem with this approach is that the good links which should be
indexed by whatever search engine are also not followed.

I think requiring authentication or a captcha really is the best way to go.

-Nilson Santos F. Jr.