Insurance and banking provider USAA is rolling out biometric authentication on its mobile app. The company says face and voice recognition capability should be available nationwide to all of its 10.6 million customers in the coming weeks. USAA caters to members of the military and their families. The biometric login can only be used statewide on smartphones for now. USAA Chief Security Officer Gary McAlum talks with Regarding ID’s Gina Jordan about how the biometric login works and why he thinks passwords are becoming obsolete.