Sorin Mustaca wrote at Avira TechBlog:
In case you’ve seen this on Facebook, try to not click on it even if you understand French (it appears to be only in Franch) because it will take you on a road where you don’t want to be.
But, we like to live dangerous, so we analyzed this for you.
Continue Reading at Avira TechBlog: http://techblog.avira.com/2012/02/13/new-captcha-method-or-just-another-likejacking-scam/en/