从 metadeata 终结点源下载获取注册颁发者名称
命名空间： Microsoft.SharePoint.Administration.Claims
程序集： Microsoft.SharePoint（位于 Microsoft.SharePoint.dll 中）
语法
声明
Public Overrides Property RegisteredIssuerName As String
Get
Friend Set
用法
Dim instance As SPTrustedAccessProvider
Dim value As String
value = instance.RegisteredIssuerName
public override string RegisteredIssuerName { get; internal set; }