Breaking change: HttpSys TLS channel binding token exposure (.NET 11)#37325
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DeagleGross wants to merge 2 commits into
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Breaking change: HttpSys TLS channel binding token exposure (.NET 11)#37325DeagleGross wants to merge 2 commits into
DeagleGross wants to merge 2 commits into
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…e (.NET 11) Co-authored-by: Copilot App <223556219+Copilot@users.noreply.github.com>
Co-authored-by: Copilot App <223556219+Copilot@users.noreply.github.com>
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Adds a new breaking-change doc for ASP.NET Core 11 announcing that
Microsoft.AspNetCore.Server.HttpSysnow callsHttpSetUrlGroupProperty(HttpServerChannelBindProperty)on every startup by default. This enables per-request TLS channel binding tokens (RFC 5929tls-server-end-point) and the newITlsConnectionFeature.TryGetChannelBindingBytesAPI, unlocking Extended Protection for Authentication (EPA) scenarios.Reference: dotnet/aspnetcore#67436.
Changes
aspnetcore/breaking-changes/11/httpsys-channel-binding-token-enabled.mdfollowing the section structure and tone of the existing .NET 11 breaking-change docs (e.g.,kestrel-strict-protocol-compliance.md).aspnetcore/breaking-changes/11/overview.md, inserted in the correct alphabetical position and typed as a Behavioral change.Highlights
HttpSysOptions.HttpAuthenticationHardeningLevel(Legacy/Medium/Strict), defaultMedium.HttpServerChannelBindProperty; forMedium/Strictit also setsHTTP_CHANNEL_BIND_SECURE_CHANNEL_TOKEN.ITlsConnectionFeature.TryGetChannelBindingBytesreturns the endpoint CBT on authenticated HTTPS requests.HttpAuthenticationHardeningLevel.Legacyto restore pre-.NET 11 behavior.Internal previews