如何在我的ASP.Net Core2.0项目中实现活动目录？

using Microsoft.AspNetCore.Authentication.Cookies;
using Microsoft.AspNetCore.Authentication.OpenIdConnect;
using Microsoft.AspNetCore.Builder;
using Microsoft.AspNetCore.Hosting;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Hosting;

public class Startup
{
    public Startup(IConfiguration configuration)
    {
        Configuration = configuration;
    }

    public IConfiguration Configuration { get; }

    public void ConfigureServices(IServiceCollection services)
    {
        services.AddAuthentication(options =>
        {
            options.DefaultScheme = CookieAuthenticationDefaults.AuthenticationScheme;
            options.DefaultChallengeScheme = OpenIdConnectDefaults.AuthenticationScheme;
        })
        .AddCookie()
        .AddOpenIdConnect(options =>
        {
            options.Authority = "https://login.microsoftonline.com/{your-tenant-id}";
            options.ClientId = "{your-client-id}";
            options.ClientSecret = "{your-client-secret}";
            options.CallbackPath = "/signin-oidc";
            options.ResponseType = "code";
            options.SaveTokens = true;
            options.Events = new OpenIdConnectEvents
            {
                OnRemoteFailure = OnAuthenticationFailed
            };
        });

        services.AddControllersWithViews();
    }

    public void Configure(IApplicationBuilder app, IWebHostEnvironment env)
    {
        if (env.IsDevelopment())
        {
            app.UseDeveloperExceptionPage();
        }
        else
        {
            app.UseExceptionHandler("/Home/Error");
            app.UseHsts();
        }

        app.UseHttpsRedirection();
        app.UseStaticFiles();

        app.UseRouting();

        app.UseAuthentication();
        app.UseAuthorization();

        app.UseEndpoints(endpoints =>
        {
            endpoints.MapControllerRoute(
                name: "default",
                pattern: "{controller=Home}/{action=Index}/{id?}");
        });
    }

    private Task OnAuthenticationFailed(RemoteFailureContext context)
    {
        context.HandleResponse();
        context.Response.Redirect("/Home/Error?message=" + context.Failure.Message);
        return Task.CompletedTask;
    }
}

[Authorize]
public class HomeController : Controller
{
    // ...
}