Fixing the CAPTCHA: turning jumbled words into a game

CAPTCHAs, or those jumbled words you have to enter to prove you’re a human on websites, suck. They detract from a website’s flow, and as security researchers at Imperva have found, they’re actually easily overcome by spammers. But some CAPTCHA creators are coming up with ways to make it harder for spammers, and more fun for the regular humans out there.

Demand Media: Content farm? What content farm?

Demand Media had its first earnings call as a public company this afternoon, and chief executive Richard Rosenblatt took the opportunity to fire back at critics who have accused the company of being nothing more than a content farm churning out articles targeted at search engines.

Traders send Demand Media shares soaring on IPO

As of this writing, online publisher Demand Media is worth more on the stock market than is The New York Times Company. Of course, this says more about the enthusiasm of IPO investors than it does about the relative merits of the two organizations, but given the overall level of terribleness of Demand’s product –mainly hastily written how-to articles aimed not at readers, but at search engines – it’s still a bit disheartening.

DEMO: Permission to Send uses PIN-based system to block spam

Permission to Send is one of 65 companies chosen by VentureBeat to launch at the DEMO Spring 2010 event taking place this week. These companies do pay a fee to present, but our coverage of them remains objective.