Mystery enterprise security startup Bluebox gets $9.5M from Andreessen Horowitz

Still in stealth mode, enterprise security startup Bluebox is keeping all the most juicy details of its business close to its chest. But we do know that the startup is compelling enough that it’s attracted a $9.5 million first funding round led by Andreessen Horowitz. Also on board is early Google investor and Sun Microsystems co-founder Andreas Bechtolsheim, who is joining Bluebox’s board of directors along with Andreessen Horowitz’s Scott Weiss. So the company clearly has a lot going for it.

With 5M corporate users, Yammer adds more third-party integration, Universal Search, & more

Business-focused social network Yammer is making good on its promise to all aspects of work software more social. Today the startup announced a slew of new features, including a new Universal Search tool, Premium Yammer Groups, more advanced content sharing options, and lots of new integration with third-party enterprise software platforms.