public static string HashPassword(string password)

        {

            if (password == null)

            {

                throw new ArgumentNullException("password");

            }

            byte[] salt;

            byte[] bytes;

            using (Rfc2898DeriveBytes rfc2898DeriveBytes = new Rfc2898DeriveBytes(password, 16, 1000))

            {

                salt = rfc2898DeriveBytes.Salt;

                bytes = rfc2898DeriveBytes.GetBytes(32);

            }

            byte[] array = new byte[49];

            Buffer.BlockCopy(salt, 0, array, 1, 16);

            Buffer.BlockCopy(bytes, 0, array, 17, 32);

            return Convert.ToBase64String(array);

        }

        public static bool VerifyHashedPassword(string hashedPassword, string password)

        {

            if (hashedPassword == null)

            {

                return false;

            }

            if (password == null)

            {

                throw new ArgumentNullException("password");

            }

            byte[] array = Convert.FromBase64String(hashedPassword);

            if (array.Length != 49 || array[0] != 0)

            {

                return false;

            }

            byte[] array2 = new byte[16];

            Buffer.BlockCopy(array, 1, array2, 0, 16);

            byte[] array3 = new byte[32];

            Buffer.BlockCopy(array, 17, array3, 0, 32);

            byte[] bytes;

            using (Rfc2898DeriveBytes rfc2898DeriveBytes = new Rfc2898DeriveBytes(password, array2, 1000))

            {

                bytes = rfc2898DeriveBytes.GetBytes(32);

            }

            return ByteArraysEqual(array3, bytes);

        }

        private static bool ByteArraysEqual(byte[] a, byte[] b)

        {

            if (object.ReferenceEquals(a, b))

            {

                return true;

            }

            if (a == null || b == null || a.Length != b.Length)

            {

                return false;

            }

            bool flag = true;

            for (int i = 0; i < a.Length; i++)

            {

                flag &= (a[i] == b[i]);

            }

            return flag;

        }