Javascript

I saw the other day that Logstash has both an HTTP input plugin and an HTTP output plugin, and that gave me this genius idea.

What would a CAPTCHA look like if it tested people's instincts rather than their ability to identify objects?

It's April Fool's Day today, and I'm reminded of a small prank I did in college using IFrames.

I just saw this picture the other day and it gave me an idea on how to implement this algorithm.