How to pass Basic Authentication when call Web API in C#? Example.

using System;
using System.Collections.Generic;
using System.Linq;
using System.Net;
using System.Net.Http;
using System.Security.Principal;
using System.Threading;
using System.Web;
using System.Web.Http.Controllers;
using System.Web.Http.Filters;

namespace BasicAuthentication
{
    public class BasicAuthenticationAttribute : AuthorizationFilterAttribute
    {
        public override void OnAuthorization(HttpActionContext actionContext)
        {
            if (actionContext.Request.Headers.Authorization != null)
            {
                var authToken = actionContext.Request.Headers
                  .Authorization.Parameter;

                // decoding authToken we get decode value in 'Username:Password' format
                var decodeauthToken = System.Text.Encoding.UTF8.GetString(
                  Convert.FromBase64String(authToken));

                // spliting decodeauthToken using ':'
                var arrUserNameandPassword = decodeauthToken.Split(':');

                // at 0th postion of array we get username and at 1st we get password
                if (IsAuthorizedUser(arrUserNameandPassword[0], arrUserNameandPassword[1]))
                {
                    // setting current principle
                    Thread.CurrentPrincipal = new GenericPrincipal(
                      new GenericIdentity(arrUserNameandPassword[0]), null);
                }
                else
                {
                    actionContext.Response = actionContext.Request
                      .CreateResponse(HttpStatusCode.Unauthorized);
                }
            }
            else
            {
                actionContext.Response = actionContext.Request
                  .CreateResponse(HttpStatusCode.Unauthorized);
            }
        }

        public static bool IsAuthorizedUser(string Username, string Password)
        {
            // In this method we can handle our database logic here...
            return Username == "bhushan" && Password == "demo";
        }
    }
}
----------
using System;
using System.Collections.Generic;
using System.Linq;
using System.Net;
using System.Net.Http;
using System.Web.Http;

namespace BasicAuthentication.Controllers
{
 
    public class ValuesController : ApiController
    {
        [BasicAuthentication]
        public string Get()
        {
            return "WebAPI Method Called";
        }
    }
}

/*$.ajax({
type:'GET',
url:"api/values/Get",
datatype:'json',
headers:
    {
        Authorization : 'Basic '+ btoa(username+':'+password)
    },
    success: function(data){
    },
    error: function(data){
    }
});*/

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