dotnet-devcert-trust

On Windows and macOS, dotnet dev-certs https --trust handles everything automatically — it generates the certificate, installs it in the user store, and adds it to the system trust store. On Linux, it does almost nothing useful. The command generates the cert and places it in the user store, but:

This means .NET applications, OpenSSL, curl, and browsers all reject the dev certificate — even though dotnet dev-certs https --check reports it exists.

Prior to Aspire 13.1.0, Redis connections used plaintext. Starting with 13.1.0, Aspire enables TLS on Redis by default. If your dev cert isn't trusted at the system level, Redis connections fail immediately with:

Linux 上の .NET HTTPS dev 証明書の信頼性の問題を診断して修正します。 Ubuntu、Fedora、Arch、WSL2 のディストリビューション固有のガイダンスとともに、生成からシステム CA バンドルの組み込みまでの完全な証明書ライフサイクルをカバーします。 ソース: aaronontheweb/dotnet-skills。