PBKDF2加密

        [Test]
        public void Pbkdf2Test()
        {

            string saltString = "8291f825-5772-4b3b-a28c-18887099f6d4";
            var array = Encoding.UTF8.GetBytes(saltString);
            GetHexString(array, 16);
            GetHexString(array, 128);
            GetHexString(array,256);
            GetHexString(array,512);

            var rfc2898DeriveBytes = new Rfc2898DeriveBytes("123", array, 4000);
            var result2 = rfc2898DeriveBytes.GetBytes(40);
            Console.WriteLine($"加密结果数组长度{result2.Length}");
            var string2 = Convert.ToBase64String(result2);
            Console.WriteLine(string2);
            Console.WriteLine(string2.Length);
        }

        public void GetHexString(byte[] array, int keyLength)
        {
            var rfc2898DeriveBytes = new Rfc2898DeriveBytes("123", array, 4000);
            var result = rfc2898DeriveBytes.GetBytes(keyLength);
            Console.WriteLine($"加密结果数组长度{result.Length}");

            var hexString = ByteArrayToString(result);
            Console.WriteLine(hexString);
            Console.WriteLine("========Split========");
        }

        public static string ByteArrayToString(byte[] ba)
        {
            var hex = new StringBuilder(ba.Length * 2);
            foreach (var b in ba)
                hex.AppendFormat("{0:x2}", b);
            return hex.ToString();
        }