Microsoft buys PhoneFactor, adds smartphone authentication to its cloud services

With a hand-in-glove relationship with the world of business, it's key that Microsoft ensures it can keep companies data safe. That's what prompted Steve Ballmer to whip out his checkbook to snap up PhoneFactor, a multi-factor authentication company that uses smartphones instead of code-generating security tokens.

Engadget , Microsoft buys PhoneFactor, adds smartphone authentication to its cloud services, Microsoft buys PhoneFactor, adds smartphone authentication to its cloud services