HashingHelper
It hashes string.
            
                using System.Security.Cryptography;
using System.Text;
namespace Relativity.DataExchange.Helpers
{
    public static class HashingHelper
    {
        public static string CalculateSHA256Hash(string value)
        {
            value.ThrowIfNull("value");
            StringBuilder stringBuilder = new StringBuilder();
            using (SHA256 sHA = SHA256.Create()) {
                byte[] array = sHA.ComputeHash(Encoding.UTF8.GetBytes(value));
                for (int i = 0; i < array.Length; i++) {
                    byte b = array[i];
                    stringBuilder.Append(b.ToString("x2"));
                }
            }
            return stringBuilder.ToString();
        }
    }
}