KCD is a very handy way to enhance the level of authentication security your ISA and TMG firewalls can provide. KCD enables scenarios such as user certificate authentication. However, it can be hard to configure and hidden complexities that you're not aware of. In this article by Keith Abluton, Keith describes how he used Kerberos Event Logging to solve a specific KCD issue.
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Thomas W Shinder, M.D., MCSE
Sr. Consultant / Technical Writer