[Rack] captcha

[Andy Isaacson]

On Mon, Jun 20, 2011 at 05:07:05PM -0700, miloh wrote:
> Is it time to implement an effective captcha-like step for wiki registration
> at https://noisebridge.net/wiki/ ?
> Current bots are registering with linkspam in user:spambot pages.

Yeah, I saw that.  :(  Thanks for all the antispam work you put in!

> About 20 accounts registered over the last day, which is (currently)
> managable by hand but easily prevented with whatever the lastest form of
> kaptcha is.

I really like the resistor captcha for commenting on adafruit.com, but
of course it's
1. only accessible with a very modern browser
2. inaccessible to visually impared users

which is a shame.

-andy