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Web APIs, Blazor, middleware, authentication and hosting. Every link was featured in The .NET Insider.
The experimental Microsoft.AspNetCore.Components.AI package renders streamed agent output, tool calls, approval prompts and shared state as Blazor components, on top of any IChatClient. Try it with the .NET 11 RC1 SDK and the AgenticUI sample.
.NET 11 adds experimental DBSC support to ASP.NET Core with one call, AddDeviceBoundSession(...). It ties a login session to a key in the device's TPM, so a stolen auth cookie stops working quickly.
A walkthrough of spotting, inspecting and decrypting encrypted JWTs with JsonWebTokenHandler. Decryption and validation are separate steps, and any token pasted into a chat or log should be treated as exposed.
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