Microsoft.IdentityModel.Tokens.SecurityTokenSignatureKeyNotFoundException: IDX10500: Signature validation failed. No security keys were provided to validate the signature.

Question

info: Microsoft.AspNetCore.DataProtection.KeyManagement.XmlKeyManager[64]
      Azure Web Sites environment detected. Using 'C:\home\ASP.NET\DataProtection-Keys' as key repository; keys will not be encrypted at rest.
warn: Microsoft.AspNetCore.StaticFiles.StaticFileMiddleware[16]
      The WebRootPath was not found: C:\home\site\wwwroot\wwwroot. Static files may be unavailable.
info: Microsoft.Hosting.Lifetime[14]
      Now listening on: http://127.0.0.1:13955
info: Microsoft.Hosting.Lifetime[0]
      Application started. Press Ctrl+C to shut down.
info: Microsoft.Hosting.Lifetime[0]
      Hosting environment: Production
info: Microsoft.Hosting.Lifetime[0]
      Content root path: C:\home\site\wwwroot
info: Microsoft.AspNetCore.Hosting.Diagnostics[1]
      Request starting HTTP/1.1 POST http://gameday01.azurewebsites.net/save_for_brevity - application/json 139 warn: Microsoft.EntityFrameworkCore.Model.Validation[10620]
      The property 'saved for brevity' is a collection or enumeration type with a value converter but with no value comparer. Set a value comparer to ensure the collection/enumeration elements are compared correctly. info: Microsoft.EntityFrameworkCore.Database.Command[20101]
      Executed DbCommand (101ms) [Parameters=[], CommandType='Text', CommandTimeout='30']
      SELECT CASE WHEN COUNT(*) = 0 THEN FALSE ELSE TRUE END
FROM pg_class AS cls
JOIN pg_namespace AS ns ON ns.oid = cls.relnamespace
WHERE
        cls.relkind IN ('r', 'v', 'm', 'f', 'p') AND
        ns.nspname NOT IN ('pg_catalog', 'information_schema') AND
        -- Exclude tables which are members of PG extensions
        NOT EXISTS (
            SELECT 1 FROM pg_depend WHERE
                classid=(
                    SELECT cls.oid
                    FROM pg_class AS cls
                             JOIN pg_namespace AS ns ON ns.oid = cls.relnamespace
                    WHERE relname='pg_class' AND ns.nspname='pg_catalog'
                ) AND
                objid=cls.oid AND
                deptype IN ('e', 'x')
        )
info: Microsoft.AspNetCore.Authentication.JwtBearer.JwtBearerHandler[1]
      Failed to validate the token.
      Microsoft.IdentityModel.Tokens.SecurityTokenSignatureKeyNotFoundException: IDX10500: Signature validation failed. No security keys were provided to validate the signature.
         at Microsoft.IdentityModel.JsonWebTokens.JsonWebTokenHandler.ValidateSignature(JsonWebToken jwtToken, TokenValidationParameters validationParameters, BaseConfiguration configuration)
         at Microsoft.IdentityModel.JsonWebTokens.JsonWebTokenHandler.ValidateSignatureAndIssuerSecurityKey(JsonWebToken jsonWebToken, TokenValidationParameters validationParameters, BaseConfiguration configuration)
         at Microsoft.IdentityModel.JsonWebTokens.JsonWebTokenHandler.ValidateJWSAsync(JsonWebToken jsonWebToken, TokenValidationParameters validationParameters, BaseConfiguration configuration)
info: Microsoft.AspNetCore.Authentication.JwtBearer.JwtBearerHandler[7]
      Bearer was not authenticated. Failure message: IDX10500: Signature validation failed. No security keys were provided to validate the signature.
info: Microsoft.AspNetCore.Hosting.Diagnostics[2]
      Request finished HTTP/1.1 POST https://gameday01.azurewebsites.net/api/v1/Tournament/Signup/GetAllWithTournamentByCaptainId - 404 0 - 11398.7478ms
info: Microsoft.AspNetCore.Hosting.Diagnostics[16]
      Request reached the end of the middleware pipeline without being handled by application code. Request path: POST https://gameday01.azurewebsites.net/api/saved_for_brevity, Response status code: 404 info: Microsoft.AspNetCore.Hosting.Diagnostics[1]
      Request starting HTTP/1.1 POST http://127.0.0.1:13955/iisintegration - - 0
info: Microsoft.AspNetCore.Hosting.Diagnostics[2]
      Request finished HTTP/1.1 POST http://127.0.0.1:13955/iisintegration - 202 0 - 0.7839ms
info: Microsoft.Hosting.Lifetime[0]
      Application is shutting down...

Answer 1

More information is certainly needed to help you, however there is a bug in .NET 9 that could be something to look into pertaining to your error.https://github.com/dotnet/aspnetcore/issues/58996