[Pmwiki-users] Re: Hashcash ... an interesting idea for preventing span
Gunnar Wagenknecht
g.wagenknecht
Thu Dec 2 23:47:47 CST 2004
Nathan Jones schrieb:
> http://en.wikipedia.org/wiki/Captcha
BTW, how is Wikipedia handling their SPAM issue? Anyone can post there.
Cu, Gunnar
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