This is Because you do not have a valid Security Certificate .

　　這是因為您沒(méi)有一個(gè)有效的安全性證書(shū)。

　　It either provides information or facilitates a change to business data from one valid and consistent state to another.

　　它提供信息或簡(jiǎn)化業(yè)務(wù)數據從一個(gè)有效的、一致的狀態(tài)向另一個(gè)狀態(tài)的轉變。

　　The user name should consist of alphanumeric characters and be a valid structure for all systems within an organization so that each person only has one user name.

　　用戶(hù)名應該由字母數字字符組成，并且對于組織內部所有的系統都應該是有效的結構，以便每個(gè)人只使用一個(gè)用戶(hù)名。

　　She had valid reasons for not supporting the proposals.

　　她有充分的理由不支持這些建議。

　　They have a valid claim to compensation.

　　他們有要求賠償的合法權利。