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13 June 2009
Avoid this confusion around Client certificate mapping in IIS 6.0/7.0
I just wanted to add this quick post around Client certificate Mapping on IIS. This is focused on 1-to-1/Many-to-1 mapping in IIS 6.0/7.0. If you are interested to know more about configuring Client certificate mapping in IIS 6.0 please check this post Read More...
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25 December 2008
Service Principal Name (SPN) checklist for Kerberos authentication with IIS 7.0
In continuation to one of my earlier posts which focused on IIS 6.0 this post is more about the confusion that may arise around SPNs for setting up Kerberos authentication in IIS 7.0. IIS 7.0 has a new Kernel-mode authentication feature using which the Read More...
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16 November 2008
Who knows! You may be missing these points for Kerberos authentication failures for Web applications...
I am sharing here some of the general + elusive + ignored + must-have info that you may want to recheck when you are troubleshooting a kerberos cum delegation failure scenario and feel like reaching nowhere near the end of the tunnel (resolution!). These Read More...
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09 August 2007
How to achieve a feature similar to single logon for multiple web applications using Basic authentication
Here is something which I recently figured out. This may be very simple to many but thought of sharing it for a wider audience. Let's say you have two ASP.Net web applications running on two different servers. Now, assuming you have a constraint wherein Read More...
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01 July 2007
Troubleshooting Anonymous authentication failures in IIS
Recently I was checking MSDN and KBs for a quick check on troubleshooting anonymous authentication, and sadly I could not find a single article devoted to it (that's strictly my personal experience). We often get calls on issues related to Anonymous authentication Read More...
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09 June 2007
Client Certificate revisited....How to troubleshoot client certificate related issues
Well, I am back to Client certificate again, guess the reason being a lot of support calls that we getting off late are related to any of the following four errors, especially the first two. 403.7 403.13 403.16 403.17 ( I will cover .16 and .17 very briefly Read More...
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