asp.net core oauth token authentication
public void ConfigureServices(IServiceCollection services)
{
//...
services.AddDefaultIdentity<IdentityUser>(options => options.SignIn.RequireConfirmedAccount = true)
.AddEntityFrameworkStores<ApplicationDbContext>();
services.AddAuthentication()
.AddMicrosoftAccount(microsoftOptions =>
{
microsoftOptions.ClientId = Configuration["Authentication:Microsoft:ClientId"];
microsoftOptions.ClientSecret = Configuration["Authentication:Microsoft:ClientSecret"];
})
.AddGoogle(googleOptions => { ... })
.AddTwitter(twitterOptions => { ... })
.AddFacebook(facebookOptions => { ... });
//...
}