我一直在使用F＃制作Web api，主要是按照本指南进行操作：https : //www.blinkingcaret.com/2017/09/06/secure-web-api-in-asp-net-core/。但是，每当我尝试在aspnet webapi中命中经过身份验证的终结点时，都会出现此错误：
Failed to validate the token eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJodHRwOi8vc2NoZW1hcy54bWxzb2FwLm9yZy93cy8yMDA1LzA1L2lkZW50aXR5L2NsYWltcy9uYW1lIjoiciIsImV4cCI6IjE1MjI2MzUwNDMiLCJuYmYiOiIxNTIyNTQ4NjQzIn0.VofLygSMitkmEsTBFNG-7-3jMAZYkyvfwc2UIs7AIyw.
Microsoft.IdentityModel.Tokens.SecurityTokenInvalidSignatureException: IDX10500: Signature validation failed. No security keys were provided to validate the signature.
at System.IdentityModel.Tokens.Jwt.JwtSecurityTokenHandler.ValidateSignature(String token, TokenValidationParameters validationParameters)
at System.IdentityModel.Tokens.Jwt.JwtSecurityTokenHandler.ValidateToken(String token, TokenValidationParameters validationParameters, SecurityToken& validatedToken)
at Microsoft.AspNetCore.Authentication.JwtBearer.JwtBearerHandler.<HandleAuthenticateAsync>d__6.MoveNext()
我在这里发现了类似的问题，但没有一个解决方案对我有帮助。我的Startup.fs样子是：
type Startup private () =
new (configuration: IConfiguration) as this =
Startup() then
this.Configuration <- configuration
// This method gets called by the runtime. Use this method to add services to the container.
member this.ConfigureServices(services: IServiceCollection) …