Add OTLP client certificate auth details to dashboard config#703
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Add OTLP client certificate auth details to dashboard config#703
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- Add client certificate authentication validation description - Add AllowedCertificates and CertificateAuthenticationOptions config options - Add Allowed certificates subsection with examples - Port changes from dotnet/docs-aspire#5196
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Pull request overview
Updates the Aspire dashboard OTLP configuration documentation to better describe client certificate authentication and add configuration details for certificate allowlisting and certificate authentication options.
Changes:
- Expanded OTLP client certificate authentication text with details about ASP.NET Core validation and optional allowlisting.
- Added
Dashboard:Otlp:AllowedCertificatesandDashboard:Otlp:CertificateAuthOptions:*to the OTLP configuration options table. - Added a new “Allowed certificates” subsection with property details and JSON/env-var configuration examples.
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mitchdenny
approved these changes
Apr 11, 2026
davidfowl
reviewed
Apr 11, 2026
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| Client certificate authentication validates the TLS connection's client certificate. When a request with a client certificate is received, two sets of validation are performed: | ||
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| - **ASP.NET Core certificate authentication validation:** By default this verifies that the certificate chains to a trusted root on the machine, the certificate hasn't expired, and that its Extended Key Usage value is appropriate for Client Authentication. For more information on this validation and how to configure it, see [Configure ASP.NET Core certificate validation](https://learn.microsoft.com/aspnet/core/security/authentication/certauth#configure-certificate-validation). |
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Can we instead point people at a doc in aspire.dev using the aspire cert command.
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No, this is different. This is about authenticating client cert.
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Ports changes from dotnet/docs-aspire#5196 to the dashboard configuration page.
Changes
AllowedCertificatesandCertificateAuthenticationOptionsconfiguration options to the OTLP tableThumbprint)