Method for creating a Basic Auth token for HTTP in C#.

BasicAuthToken.cs

using System;
using System.Text;

namespace MyNamespace
{
    public class MyClass
    {
        /// <summary>
        /// Creates an Authentication Token for "Basic Auth" HTTP Authorization.
        /// </summary>
        ///
        /// <param name="username"></param>
        /// <param name="password"></param>
        ///
        /// <returns></returns>
        protected static string BasicAuthToken(string username, string password)
        {
            var encoded = Convert.ToBase64String(Encoding.GetEncoding("ISO-8859-1").GetBytes($"{username}:{password}"));

            return $"Basic {encoded}";
        }
    }
}