单选题Which of the following would need to be implemented on a wireless router to allow network accessbased on a passphrase that the administrator would supply?（）A WPA-PSK encryptionB SSID broadcastC Port forwardingD MAC filtering
题目
单选题
Which of the following would need to be implemented on a wireless router to allow network accessbased on a passphrase that the administrator would supply?（）
A
WPA-PSK encryption
B
SSID broadcast
C
Port forwarding
D
MAC filtering