A.Bollards护柱
B.Video surveillance视频监控
C.Proximity readers进入读卡器
D.Fencing篱笆

A.Zero-day零日攻击
B.Buffer overflow内存溢出
C.Cross site scripting跨站脚本
D.Malicious add-on恶意代码附加

A.WPA
B.HTTPS
C.WEP
D.WPA2

A.HTTPS
B.WEP
C.WPA
D.WPA2

A.Multi-factor authentication多因素认证
B.Smart card access智能卡访问
C.Same Sign-On同样访问
D.Single Sign-On单点登陆

A.Biometrics生物认证
B.Kerberos Kerberos认证
C.Token令牌认证
D.Two-factor双因素认证