Which of the following represents a set of network security best practices?

Question $19$ options:

Use Kerberos for secure authentication and protect sensitive data at rest using encryption.

On the firewall, deny some suspicious traffic and allow most approved traffic for servers.

Disable SSID broadcast for secure wireless network and enable Wi$-$Fi Protected Setup $($WPS$).$

Instruct users to disable their wireless adapter before connecting a laptop to the wired network and to connect to public networks instead.