SSL offloading in load balancer scenario

Problem description WCF service hosted on IIS runs over http behind load balanced servers. The load balancer is configured to perform ssl offloading. The WCF service is perfectly browsed on the server box over http. The same service is also browsed properly without any issues at the client side. When we consume the wsdl and…

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COM client failing with error 8000401a

The error 8000401a (CO_E_RUNAS_LOGON_FAILURE) means “The server process could not be started because the configured identity is incorrect. Check the username and password”. Many a times we have seen that the error occurs from a DCOM server that is configured to launch as “The Interactive User” user account especially on Windows Vista and above OS’s….

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CreateRequest method from IX509Enrollment

The CreateRequest method retrieves an encoded PKCS#10 certificate request.This method uses the information provided during initialization and other properties that have been specified, creates a dummy certificate and places it in the request store. Here is the flow: CreateRequest() forces creation of a dummy certificate and calls a method to get the private key. It…

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Using X509IncludeOption to avoid "System.Security.Cryptography.CryptographicException: A certificate chain could not be built to a trusted root authority"

In the System.Security.Cryptography.X509Certificates namespace, X509IncludeOption is an enumeration that is defined as: public enum X509IncludeOption{    None,    ExcludeRoot,    EndCertOnly,    WholeChain} http://msdn.microsoft.com/en-us/library/system.security.cryptography.x509certificates.x509includeoption(v=vs.110).aspx has all the details regarding the above enumeration, but for clarity here is a brief summary. The enum specifies the amount of the certificate chain that should be included in the X.509 data. None             –…


COM+ application recycling

Clarifying answers to some questions. -is there any know issues with application recycling, especially on memory limit?   General Information ================ Application recycling works by creating a duplicate of the Dllhost process associated with an application. This duplicate Dllhost process services all future object requests, which leaves the old Dllhost to finish servicing the remaining…


Distributed Services Webinar: Explore Function pointers and vtables

  Explore Function pointers and vtables March 27th, 2014 4PM – 5:30PM Indian Standard Time Click here to calculate your local time. Presented By:  Shamik Misra – Microsoft   Session Overview:   This session will cover the following topics:   Demystifying virtual functions and polymorphism through examples   Looking “vtables” through a debugger   Understanding R6025 runtime error…

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Distributed Services Webinar: Demystify WCF Troubleshooting

  Demystify WCF Troubleshooting February 28th, 2014 4PM – 5:30PM Indian Standard Time Click here to calculate your local time. Presented By:  Amit R Bhatia – Microsoft   Session Overview:   This session will cover the following topics:    Overview on WCF Diagnostics    Troubleshoot WCF request failures using WCF Diagnostics    Troubleshoot Performance issue…

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