Cisco to buy Michigan's Duo Security for $2.35 billion

Cisco is buying Ann Arbor-based Duo Security for $2.35 billion in cash and assumed equity awards, the IT giant announced today. Duo Security was valued at about $1.17 billion as of its last funding round. The company is best known for the two-factor authentication app it created for enterprise companies, and it counts Etsy, Yelp, […]