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This blog is about Authentication and authorization, in particular Kerberos on IIS 7.0 and later.
How to name a SPN (part 2)
As you learned last time, the full syntax of SPN name is: service class/host[:port[/service name]]...
Date: 06/03/2011
How to name a SPN
As previously stated, a SPN is a kind of alias for a domain account. You can have many SPN for a...
Date: 05/22/2011
System.Data.SqlClient.SqlException: Login failed for user 'NT AUTHORITYANONYMOUS LOGIN'
Depending on how you installed SQL Server you may receve an SqlException -2146232060 when you are...
Date: 05/17/2011
WindowsImpersonationContext
Connecting to a database on a remote SQL Server with the end-user credentials requires that you are...
Date: 05/14/2011
Impersonation
The next hurdle to solve is to connect to the database with the correct user. Without doing...
Date: 05/06/2011
Kernel-mode authentication
First a short explanaition on how the Kerberos ticket is encrypted: The client application (e.g. a...
Date: 05/06/2011
Kerberos Delegation
Kerberos Delegation is a feature that allows an application to reuse the end-user credentials to...
Date: 05/03/2011
What is a SPN and why should you care?
I remember the first time I saw the acronym SPN when I were introduced to WCF some years ago. After...
Date: 04/28/2011
Introduction
Hi everyone Finally got around to setting up my blog. For those who don't know me - I'm Per Nygaard,...
Date: 04/28/2011