Tag / ADFS

ADFS was down

And here is a small update on that: Because others seem to have the same issue that I had, I cannot recommend to installation of KB4077525 on any ADFS Server! It looks like. that the problem occurs mostly with ADFS Server Farms that use WID as a backend. However, I cannot guarantee that it works […]

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A while ago, I posted an article about the configuration of Exchange to use ADFS Authentication. Here an update what to do if you see the following error: https://owa.contoso.com/owa/auth/errorfe.aspx?msg=WrongAudienceUriOrBadSigningCert??? Check that you that you have the correct certificate: 1 Get-ADFSCertificate Token-Signing | Select-Object Thumbprint You might need to import the Certificate above: adding the AD […]

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A friend called me today with a urgent question: Why did our Load Balancer shows all Nodes in our AD FS Farm as down? The answer is a bit complicated: AD FS (Active Directory Federation Services) doesn’t answer correct to the bind/probe and therefore, the Load Balancer marks the Server(s) as down. The Problem is […]

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