If you are running into some perf issue with using X509 certificate in WSE 3.0 or .NET Framework 2.0, here might be the reason. There is a known perf issue to do X509Certificate2.Extensions OID look up, and there is a QFE that you can request. The...

WSE 3.0 was released last year, and here is the download link: http://www.microsoft.com/downloads/details.aspx?familyid=018a09fd-3a74-43c5-8ec1-8d789091255d&displaylang=en It is built on top on .NET Framework 2.0 and it is a very exciting release...

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