A.Bollards護柱 B.Video surveillance視頻監(jiān)控 C.Proximity readers進入讀卡器 D.Fencing籬笆
A.Zero-day零日攻擊 B.Buffer overflow內存溢出 C.Cross site scripting跨站腳本 D.Malicious add-on惡意代碼附加
A.WPA B.HTTPS C.WEP D.WPA2