Tips and Tricks







A few years ago [1] I wrote about how you could enable Domain Accounts to self-manage their ServicePrincipalNames.  This is particularly advantageous when using Kerberos to secure services. We recently needed to set up some service accounts in Active Directory to participate in establishing a Kerberos capability for middleware integration.  […]

Manage ServicePrincipalName Properties Using PowerShell


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Happy Thanksgiving to folks in the USA. I’ve finally taken the plunge and decided to get stuck into the recently released Release Candidate (RC) of ASP.NET 5.  Prior to today, I’d stuck with the RTM version of Visual Studio 2015 which insulated me from some of the changes which are […]

Preparing for ASP.NET vNext and Visual Studio 2015



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Introduction Continuing from the experience with Visual Studio 2013, the next edition – Visual Studio 2015 – was officially released to MSDN subscribers early this morning.  This edition follows the trend established in the previous edition of providing two channels of licensing – by using a Microsoft Account or by […]

Visual Studio 2015 – Using a Product Key


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    +   In this article, I’m going to take a look at some ways you could generate documentation for ASP.NET Web API.  Unless you’ve never generated a Web API website, you’ll be aware that the default templates already include functionality to generate documentation for the API which you might implement, […]

Documenting a ASP.NET Web API with Swagger


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Identity Server 3 supports the Client Credentials OAuth2 grant.  I wrote a brief introduction to both OAuth2 and IdentityServer3 last month, this is a follow-on article exploring some other facets of authentication. This is a little bit like basic authentication, in that the client (the application which wants to consume […]

How IdentityServer3 Handles Client Credentials Flow



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Windows Server 2012 R2 comes with IIS 8.5, and in this release an issue has been found in relation to the Dynamic Compression module.  The module sets the “Vary” header which is used to specify caching properties that the browser uses to determine whether the response should be cached or […]

IIS 8.5 Dynamic Compression Issue





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Welcome, 2015 – may you be an improvement on your predecessor. Today’s article focuses on the deceptively non-trivial task of reading from the Windows Event Logs using the Microsoft .NET Framework.  For those who haven’t looked there in a while, here’s a quick look at the Event Viewer: The Windows […]

Programmatically Reading Event Logs


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Introduction We have a requirement at the moment to modify AD FS 3.0 (which is a role in Windows Server 2012 R2) to allow users to authenticate without having to specify the domain name.  This is for two reasons – the current external system doesn’t have a requirement to prefix […]

Using alterative AD attributes to authenticate to AD FS 3.0