MINNEAPOLIS, Minn.--(BUSINESS WIRE)--Entrust Datacard today announced the introduction of a new push authentication capability in its Entrust® IdentityGuard Mobile platform that allows authorized users to more easily and securely access VPNs and websites with their mobile phones or tablets. Instead of introducing another easily misplaced or forgotten hardware token, introducing complex passwords or series of security questions, the new IdentityGuard Mobile push authentication sets up a secure s