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Tore Nestenius
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Tore Nestenius

@Tndata

I teach developers how to build smart, secure and scalable systems focusing on .NET/C#, architecture, DDD/CQRS, web security, and OpenID connect. Microsoft MVP

267 Following481 Followers1.9K Posts
  1. Tore Nestenius@Tndata
    If you work with Core security: I went through the .NET 11 RC2 source to see what changed in authentication. Cookie, OpenID Connect, JwtBearer, Negotiate, authorization, Data Protection, and what happened to Device Bound Sessions?
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  4. Tore Nestenius@Tndata
    Happy to share that I've been renewed as a Microsoft MVP in .NET for a second year! 🎉 A big thank you to everyone in the .NET community for all the great conversations, questions, opportunities to share knowledge. That's what makes this journey so rewarding. #MVPBuzz #dotnet
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  5. Tore Nestenius@Tndata
    Tore Nestenius
    RT @STeplyakov: I'm super happy to announce that, after 4 months working on it, my course Mastering C# is now live on Dometrain! The internals of records, structs, classes, union types, pattern matching, LINQ and much more: all covered in 3+ hours of advanced content. If you love to understand the internals, this course is definitely for you. #dotnet #csharp
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  9. Tore Nestenius@Tndata
    After my last post, people asked: What is Claude Code actually doing? Part 2 is out: Claude Code Hooks 🔍 Intercept file access, commands, permissions and tool usage, Enforce rules. Block secrets. See everything @aspnetcore_news @claudeai #claudecode
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  10. Tore Nestenius@Tndata
    Do you know what happens between your prompt and ClaudeCode? I didn’t. So I built it. Coding Agent Explorer (.NET). A reverse proxy + live dashboard showing every LLM call, tool use, and token flow in real time. @aspnetcore_news @claudeai #claudecode
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  11. Tore Nestenius@Tndata
    Tore Nestenius
    RT @beautyincode: We are proud to present that Dave Farley (@davefarley77) is coming to Beauty in Code in Malmö, March 7th. Read more about the conference and sign up here: Looking forward to seeing you at Beauty in Code!
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    Tore Nestenius
    RT @DuendeIdentity: Meet Duende IdentityServer v7.4! 🎉 Now with full .NET 10 LTS compatibility and the standards-based foundation for Agentic AI systems and MCP. Get the details & join the Insiders! ➡️ #dotnet #security #ai #identity #MCP
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    Tore Nestenius
    RT @DuendeIdentity: Check out our upcoming livestream with Tore Nestenius. We'll clarify how authentication in #aspnetcore works, including key concepts like schemas, handlers, ClaimsPrincipal, and more. 📅 September 18, 2025 🕐 10:00 EST / 16:00 CEST #dotnet #security
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  18. Tore Nestenius@Tndata
    Tore Nestenius
    RT @cjkodare: We are hosting another virtual event at @AzugSweden this month and it will be about helping and guiding you to learn and pass the AZ-204, Microsoft Certified: Azure Developer Associate Exam 🌟 Are you someone or a developer preparing get certified for it? Join me and @agrevlis, as we host and welcome our guest speaker, fellow Microsoft MVP @Tndata Tore at our user group community to share about passing the AZ-204 Azure Developer Certification the Hard Way ⏰ Sat, Sep 20, 2025 at 12:00 CEST 🎥 Virtual, Free Register #mvpbuzz #mctbuzz #azugsweden #AZ204 #azuredeveloper #azuretechgroup
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  19. Tore Nestenius@Tndata
    Excited to share my AZ-204 journey and the open-source project that came out of it. Join us! #azure #mvpbuzz
    Jonah Andersson @cjkodare
    We are hosting another virtual event at @AzugSweden this month and it will be about helping and guiding you to learn and pass the AZ-204, Microsoft Certified: Azure Developer Associate Exam 🌟 Are you someone or a developer preparing get certified for it? Join me and @agrevlis, as we host and welcome our guest speaker, fellow Microsoft MVP @Tndata Tore at our user group community to share about passing the AZ-204 Azure Developer Certification the Hard Way ⏰ Sat, Sep 20, 2025 at 12:00 CEST 🎥 Virtual, Free Register #mvpbuzz #mctbuzz #azugsweden #AZ204 #azuredeveloper #azuretechgroup
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  20. Tore Nestenius@Tndata
    Tore Nestenius
    RT @DuendeIdentity: We'll host a livestream with Tore Nestenius! 📹 Authentication has many concepts and moving parts. In this session, we'll clarify how authentication in #aspnetcore works. 📅 September 18, 2025 🕐 10:00 EST / 16:00 CEST #dotnet #security
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