btcpayserver/BTCPayServer/Security/AuthenticationSchemes.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using OpenIddict.Validation;
using OpenIddict.Validation.AspNetCore;

namespace BTCPayServer.Security
{
    public class AuthenticationSchemes
    {
        public const string Cookie = "Identity.Application";
        public const string Bitpay = "Bitpay";
        public const string OpenId = OpenIddictValidationAspNetCoreDefaults.AuthenticationScheme;
        public const string ApiKey = "GreenfieldApiKey";
    }
}