hpkaushik121

U,************2090,001,NOW_MC_DEBIT,10,6,,2610,,,,4,,,,,,,,,,FRANK OLUGHU,Edo State Government,Edo Edo,Benin,,,,,1,,0,,SSPPPPCCC,,,,,*******706
U,************8322,001,NOW_MC_DEBIT,10,6,,2610,,,,4,,,,,,,,,,NANBWAM NANJIP,Edo State Government,Edo Edo,Benin,,,,,1,,0,,SSPPPPCCC,,,,,*******678
U,************4163,001,NOW_MC_DEBIT,10,6,,2610,,,,4,,,,,,,,,,EDORISIAGBON EDOS,Edo State Government,Edo Edo,Benin,,,,,1,,0,,SSPPPPCCC,,,,,*******605
U,************6813,001,NOW_MC_DEBIT,10,6,,2610,,,,4,,,,,,,,,,HOPE OKON,Edo State Government,Edo Edo,Benin,,,,,1,,0,,SSPPPPCCC,,,,,*******571
U,************5424,001,NOW_MC_DEBIT,10,6,,2610,,,,4,,,,,,,,,,MOSES EDOGA,Edo State Government,Edo Edo,Benin,,,,,1,,0,,SSPPPPCCC,,,,,*******672
U,************2487,001,NOW_MC_DEBIT,10,6,,2610,,,,4,,,,,,,,,,CLIFFORD EKEM,Edo State Government,Edo Edo,Benin,,,,,1,,0,,SSPPPPCCC,,,,,*******496
U,************6128,001,NOW_MC_DEBIT,10,6,,2610,,,,4,,,,,,,,,,CHUKWUEMEKA NWOJON,Edo State Government,Edo Edo,Benin,,,,,1,,0,,SSPPPPCCC,,,,,*******975
U,****

hpkaushik121

   80 12 //Type1 Response
      80 Cryptogram Information Data
      01 15
      AB EA C7 B0 31 10 CE 74
      06 10 0A 03 A0 00 00 Issuer Application Data (Contains proprietary application data for transmission to the issuer in an online transaction.(

   80 12 //Type2 Response
      40 Cryptogram Information Data
      01 15
      53 41 D1 18 4D EF 41 A2

hpkaushik121

70 23 //EMV Proprietary Template
     61 21 // Application Template
            4f 07 //AID
                  a0 00 00 00 03 10 10
            50 04 //Application Label
                  56 49 53 41 (=VISA)
            9f 12 0c //Application Preferred Name
                     56 49 53 41 20 43 6c 61 73 73 69 63 (=VISA Classic)
            87 01 //Application priority indicator
                  02

hpkaushik121

 6f 20 //FCI(File Control Information) Template
      84 0e //DF Name
            31 50 41 59 2e 53 59 53 2e 44 44 46 30 31 (=1PAY.SYS.DDF01)
      a5 0e //FCI Proprietary Template
            88 01 //SFI(Short Field Identifier ) of the Directory Elementary File
                  02
            5f 2d 04 //Language Preference
                     6e 6f 65 6e
            9f 11 01 //Issuer Code Table Index
                     01 (=ISO 8859-1)

hpkaushik121

public static byte[] readRecord(int recordNum, int sfi) {
        //Valid Record numbers: 1 to 255
        //Valid SFI: 1 to 30
        //SFI=0 : Currently selected EF
        if (recordNum < 1 || recordNum > 255) {
            throw new IllegalArgumentException("Argument 'recordNum' must be in the rage 1 to 255. recordNum=" + recordNum);
        }
        if (sfi < 0 || sfi > 30) {
            throw new IllegalArgumentException("Argument 'sfi' must be in the rage 1 to 30. Use 0 for currently selected EF. sfi=" + sfi);
        }

hpkaushik121

/*
     *
     * Case 4s C-APDU
     */
    public static byte[] getProcessingOpts(DOL pdol, EMVApplication app) {
        String command;
        if (pdol != null && pdol.getTagAndLengthList().size() > 0) {
            byte[] pdolResponseData = EMVTerminal.constructDOLResponse(pdol, app);
            command = "80 A8 00 00";
            command += " " + Util.int2Hex(pdolResponseData.length + 2) + " 83 " + Util.int2Hex(pdolResponseData.length); //this PDOL get be fetch from response of SELECT command

hpkaushik121

6f 37
84 07 //AID
      a0 00 00 00 03 10 10
a5 2c
      50 04 //Application Label (= VISA)
            56 49 53 41
      87 01 //Application priority indicator
            02
      9f 38 06 //PDOL
               9f 1a

hpkaushik121

public class Main {
    public static byte[] externalAuthenticate(byte[] cryptogram, byte[] proprietaryBytes) {
        if (cryptogram == null) {
            throw new IllegalArgumentException("Argument 'cryptogram' cannot be null");
        }
        if (cryptogram.length != 8) {
            throw new IllegalArgumentException("Argument 'cryptogram' must have a length of 8. length=" + cryptogram.length);
        }
        if (proprietaryBytes != null && (proprietaryBytes.length < 1 || proprietaryBytes.length > 8)) {

hpkaushik121

/**
     * The VERIFY command is used for OFFLINE authentication.
     * The Transaction PIN Data (input) is compared with the Reference PIN Data
     * stored in the application (ICC).
     *
     * NOTE: The EMV command "Offline PIN" (plaintext) is vulnerable to a Man-in-the-middle attack.
     * Terminals should request online pin verification instead (or encipher PIN) !!
     *
     * Case 3 C-APDU
     *

hpkaushik121

77 4e -- Response Message Template Format 2
    82 02 -- Application Interchange Profile
          00 00 (BINARY)
    9f 36 02 -- Application Transaction Counter (ATC)
             00 01 (BINARY)
    57 13 -- Track 2 Equivalent Data
          40 23 60 09 00 12 50 08 d1 80 52 21 15 15 29 93
          00 00 0f (BINARY)
    9f 10 07 -- Issuer Application Data
             06 0a 0a 03 a0 00 00 (BINARY)