An organization stores and transmits sensitive customer information within a secure wired network. It has implemented an additional wireless local area network (WLAN) to support general-purpose staff computing needs. A few employees with WLAN access have legitimate business reasons for also accessing customer information. Which of the following represents the BEST control to ensure separation of the two networks?
A.
Establish two physically separate networks.
B.
Implement virtual local area network (VLAN) segmentation.
C.
Install a dedicated router between the two networks.
D.
Install a firewall between the networks.