A.Recovery agent恢復代理 B.Private key私鑰 C.Trust models信任模型 D.Public key公鑰
A.Fencing籬笆防護 B.Proximity readers進入讀卡器 C.Video surveillance視頻監(jiān)控 D.Bollards護柱
A.Bollards護柱 B.Video surveillance視頻監(jiān)控 C.Proximity readers進入讀卡器 D.Fencing籬笆