Issues and vulnerabilities related to licensing of various Zyxel products

Zyxel Wsq20 and others are products of the Chinese company Zyxel.Zyxel Wsq20 is a dual-band Wlan mesh system.Zyxel Wsq50 is a Wlan mesh system.Zyxel Wsq60 is a Wlan mesh system.Zyxel Wsq60 is a Wlan mesh system.Zyxel Wsq50 is a Wlan mesh system.Zyxel Wsq60 is a Wlan mesh system. An authorization...