WiFi Security Question: How to hack the wifi password? WiFi Security Interview QuestionAnswer: We can do this by using Linux shell. Previous QuestionNext QuestionI have a Wi-Fi network and would like to protect it from unauthorized access. It is better to use a RADIUS server that allows me to have 802.1x authentication and protection with WPA or WPA2 or use a Captive Portal that authenticates access via web login?Should an impostor capture the authenticator on the network and, without decrypting it, sends it as is to the captive gateway, could he or she obtain illegal access to the network?