Year: 2016

  Hey guys, Keith Abluton here again. I wanted to share an interesting trend that I have seen lately in some of the Schannel cases that I have worked. There has been a large uptick in TLS handshake failures. They are usually accompanied by Schannel errors that show up in the System Event Log. In…

  Recently I have seen a large uptick in the number of SSL/TLS cases where Schannel Event IDs are logged. In some cases the event is not easily reproducible and sporadic. These are without a doubt the most challenging types of issues to diagnose and resolve. Data is needed at the time of the event…

    I recently worked an odd case where customer was seeing the below error on some of his certificates in the Trusted Root Certificate Authority store. This was only the case for some certificates and happened on several different Operating Systems. The customer was thinking that something had corrupted the certificates but even downloading…

    Howdy folks. Keith here with my first blog in quite a while. I am no longer supporting ISA/TMG/UAG but moved over to a new role supporting Microsoft’s implementation of Public Key Infrastructure (PKI) and along with that Secure Channel (Schannel). I am excited about the challenge and I get to see a lot…