When we open http://server/KCenter, we have this Error.
Message: An unsecured or incorrectly secured fault was received from the other party. See the inner FaultException for the fault code and detail.
Exception: An error occurred when verifying security for the message.
Verify the clients system that receives this error has a correctly set system date and time including time zone and daylight savings setting. We have seen this error occur when the server and client are not synchrnoized to 5 minutes apart.