eft_verify_pinblock.cs

Example of PIN block verification.

See Note on examples.

using System;
using System.IO;
using Dinamo.Hsm;
 
namespace EFTVerifyPINBlock
{
    class Program
    {
        static void Main(string[] args)
        {
            string address = "127.0.0.1";
            string user = "master";
            string pass = "12345678";
 
            DinamoClient hsm = new DinamoClient();
 
            /*
                Connects to HSM
             */
 
            hsm.Connect(address, user, pass);
 
            /*
                Import test keys, PGK and PTK.
            */
 
            string pgk = "pgk";
            byte[] pgkKeyData = {0x12, 0x22, 0x22, 0x22, 0x22, 0x22, 0x23,
                                 0x12, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x23,
                                 0x12, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x23};
 
            IntPtr pgkHandle = hsm.ImportKey(pgk, IntPtr.Zero, pgkKeyData,
                                             DinamoClient.BLOB_TYPE.PLAINTEXTKEY_BLOB,
                                             DinamoClient.KEY_ALG.ALG_3DES_168);
 
            string ptk = "ptk";
            byte[] ptkKeyData = {0x4F, 0xDA, 0x0D, 0xE0, 0x7F, 0xCE, 0xD9, 0x58,
                                 0xB5, 0x45, 0x4C, 0x25, 0xE3, 0xBA, 0xF4, 0x13,
                                 0x16, 0xFD, 0x19, 0x0B, 0x31, 0xBF, 0xAD, 0x54 };
            IntPtr ptkHandle = hsm.ImportKey(ptk, IntPtr.Zero, ptkKeyData,
                                             DinamoClient.BLOB_TYPE.PLAINTEXTKEY_BLOB,
                                             DinamoClient.KEY_ALG.ALG_3DES_168);
 
            /*
                Check a PINBlock
            */
 
            byte[] pinblock = {0x5B, 0xFC, 0x77, 0x9A, 0x3A, 0x52, 0x60, 0xAA };
            string pan ="4987654321098765";
            string offset = "3152";
 
            bool isValidPIN = hsm.VerifyPINBlock(ptk, pgk, pan, offset, pinblock);
            Console.WriteLine("PIN is {0}!", isValidPIN ? "valid" : "invalid");
 
            /*
                Release handle, remove key and disconnect
            */
 
            hsm.DestroyKey(pgkHandle);
            hsm.DestroyKey(ptkHandle);
            hsm.RemoveObject(pgk);
            hsm.RemoveObject(ptk);
            hsm.Disconnect();
        }
    }
}