Microsoft has acquired mobile security firm PhoneFactor, for an undisclosed amount.
PhoneFactor specialises in phone-based multi-factor authentication, via text, call and app, and Microsofts acqusition is intended to strengthen the security of its apps and devices 
“As we bring PhoneFactor onboard, we will drive further integration with key Microsoft technologies like Active Directory, Windows Azure Active Directory and Office 365, making it even easier for customers to protect their on-premises and cloud assets,” said Microsoft corporate vice president, server and tools division, Bharat Shah. “Of course, we will continue to work with other security partners in the industry to offer a broad array of multi-factor and strong authentication solutions to best meet the wide-ranging and unique security requirements of our customers.”
