The caller was not authenticated by the service

调用WCF时，出现下面的错误：

System.ServiceModel.Security.SecurityNegotiationException : The caller was not authenticated by the service.
 System.ServiceModel.FaultException : The request for security token could not be satisfied because authentication failed.

解决方法：

将 binding="wsHttpBinding" 改为：binding="basicHttpBinding"

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原文地址：https://www.cnblogs.com/Kingly/p/1413639.html