A company is implementing a new mobile device policy that allows employees to use their personal smartphones to access corporate email and calendar services. However, they must ensure the security of corporate data when communicating over cellular networks. Which of the following is the BEST method to secure these communications?
Implement a VPN for devices accessing corporate resources
Require employees to connect to Wi-Fi with WPA3 encryption when accessing corporate data
Use biometric authentication to access the corporate email app
Enable full device encryption on all mobile devices