using System;
using System.Security.Cryptography;
using System.Text;
using System.Web;
 
public static string HashedString(string cleanString, string salt)
{
    if (String.IsNullOrEmpty(cleanString)) { return String.Empty; }
 
    //Bytes to hash

using System.Security.Cryptography;
using System.Text;
using System.Web;
 
public static string SHA256Encrypt(string source, int digitRandom)
{
    string outputHash = String.Empty;
 
    try
    {

public static string RandomAlphaNumeric(int digits)
{
  Random random = new Random();
  byte[] buffer = new byte[digits / 2];
  random.NextBytes(buffer);
  string result = String.Concat(
  buffer.Select(x => x.ToString("X2")).ToArray());
  if (digits % 2 == 0)
  {
    return result;