Category: Programming

  I have recently worked on an advisory case on which the customer was looking for a STS sample using ASP.NET Forms authentication as base to provide the claims. The Internet may be vast, but it is like a desert when it comes to a single sample of a STS leveraging forms authentication. Before continuing,

  One of the WCF strengths is the flexibility to allow different configuration combinations. One of the WCF weakness is this configuration flexibility that may lead to a final results different from the expected. Some of the problems we see with our customers are related to actual configuration versus expected configuration. Let me give a

ADFS (Active Directory Federation Services) is a fancy name for Windows Identity Foundation Server. ADFS supports SAML protocol, however its client, Windows Identity Foundation (WIF), does not. As most of the problems of acquiring a token can be resolved with either WS-Federation and WS-Trust, you may use WIF for your federation needs since WIF supports

  If you have tried my tool to troubleshoot c2WTS with SharePoint, c2WTSTester, verified that the service is running as expected, the account used by SharePoint is valid in c2WTS but you still failed to receive a valid token for some error that does not make much sense, fear no more. It may be that

One of our customers had a very particular problem that prevented them from using custom encoder and message inspectors in their WCF service running in ASP.NET compatibility mode. So they requested a proof of concept to save all incoming Http Request and their response in a log file. Saving in a log file in a

UPDATE******* NETExt is now back in version 2.0.0.500 using a ClrMD as API.   Get it here: http://netext.codeplex.com

SharePoint has a very comprehensive and configurable diagnostic logging infrastructure known as ULS logs. Most of the ULS log entries include a unique tag called eventId . This tag is a 32-bits field containing only letters and numbers (e.g.. e5mc). This tag can help identify which portion of the code emitted the log. It is

I have been writing some blogs entries (and even a Microsoft KB) about c2WTS, but the subject never exhausts. I was helping two different customers to troubleshoot issues with SharePoint Excel Services. In one of the cases the problem happened randomly and the error message was saying that the request to the external data (SQL)

As I have promised in my previous post, I am making available a C++ console application to troubleshoot named pipes endpoints in WCF. Below is a screenshot of the application:   Application logic: It gets the endpoint from the command line and substitute the host name by +, * depending on the wildcard mode. It

Don’t you hate when you have access denied and you don’t know where it is coming from? It is even worse when it is related to anonymous access where a single detail can prevent a page from being rendered (IIS authentication, broken inheritance, you name it). The application will show the detailed cascade rights for