Password-free security uses voice, user behavior to verify identity

Tired of conventional passwords? So is Nuance Communications, a tech firm that is promoting the human voice as a way to secure user accounts.The company’s voice biometric product is among the technologies that promise to replace traditional -- and often vulnerable -- password authentication systems, which can be easy to hack. That isn’t the case with Nuance’s solution, the company claims.   “To determine if it’s you or not, we are looking at over 100 diffe