private static bool VerifySDAD_Summaries_42(Kernel2Database database, CAPublicKeyCertificate capk, CardResponse cardResponse) { ICCDynamicData iccdd = VerifySAD.VerifySDAD(ICCDynamicDataType.IDS, true, database, database.StaticDataToBeAuthenticated, capk, cardResponse); if (iccdd == null) { return(false); } AddSDADDataToDatabase(database, iccdd); TLV ds2 = database.Get(EMVTagsEnum.DS_SUMMARY_2_DF8101_KRN2); TLV ds3 = database.Get(EMVTagsEnum.DS_SUMMARY_3_DF8102_KRN2); if (ds2 == null && iccdd.DSSummary2 != null) { ds2 = TLV.Create(EMVTagsEnum.DS_SUMMARY_2_DF8101_KRN2.Tag); } if (ds3 == null && iccdd.DSSummary3 != null) { ds3 = TLV.Create(EMVTagsEnum.DS_SUMMARY_3_DF8102_KRN2.Tag); } if (iccdd.DSSummary2 != null) { ds2.Value = iccdd.DSSummary2; } if (iccdd.DSSummary3 != null) { ds3.Value = iccdd.DSSummary3; } return(true); }
private static bool VerifySDAD_9_10__4(Kernel2Database database, CAPublicKeyCertificate capk, CardResponse cardResponse) { ICCDynamicData iccdd = VerifySAD.VerifySDAD(ICCDynamicDataType.NO_IDS_OR_RRP, true, database, database.StaticDataToBeAuthenticated, capk, cardResponse); if (iccdd == null) { return(false); } VerifySAD.AddSDADDataToDatabase(database, iccdd); return(true); }
public static bool DoDDA(KernelDatabaseBase database, KernelQ qManager, CAPublicKeyCertificate capk, TLV sdadTLV) { try { TRANSACTION_STATUS_INFORMATION_9B_KRN tsi = new TRANSACTION_STATUS_INFORMATION_9B_KRN(database); tsi.Value.OfflineDataAuthenticationWasPerformed = true; tsi.UpdateDB(); if (database.Get(EMVTagsEnum.CERTIFICATION_AUTHORITY_PUBLIC_KEY_INDEX_8F_KRN) == null) { return(false); } if (capk == null) { return(false); } TLV aip = database.Get(EMVTagsEnum.APPLICATION_INTERCHANGE_PROFILE_82_KRN.Tag); int length = database.StaticDataToBeAuthenticated.Serialize().Length; if (aip != null && database.IsNotEmpty(EMVTagsEnum.STATIC_DATA_AUTHENTICATION_SDA_TAG_LIST_9F4A_KRN3.Tag)) { if (2048 - length >= aip.Value.Length) { database.StaticDataToBeAuthenticated.AddToList(database.Get(EMVTagsEnum.APPLICATION_INTERCHANGE_PROFILE_82_KRN)); } else { return(false); } } if (sdadTLV != null) { ICCDynamicData iccdd = VerifySAD.VerifySDAD(ICCDynamicDataType.DYNAMIC_NUMBER_ONLY, database, capk, sdadTLV.Value); if (iccdd == null) { return(false); } VerifySAD.AddSDADDataToDatabase(database, iccdd); return(true); } return(false); } catch { return(false); } }
private static void AddSDADDataToDatabase(Kernel2Database database, ICCDynamicData iccdd) { TLV iccdn = database.Get(EMVTagsEnum.ICC_DYNAMIC_NUMBER_9F4C_KRN); TLV ac = database.Get(EMVTagsEnum.APPLICATION_CRYPTOGRAM_9F26_KRN); if (iccdn == null) { iccdn = TLV.Create(EMVTagsEnum.ICC_DYNAMIC_NUMBER_9F4C_KRN.Tag); } if (ac == null) { ac = TLV.Create(EMVTagsEnum.APPLICATION_CRYPTOGRAM_9F26_KRN.Tag); } iccdn.Value = iccdd.ICCDynamicNumber; ac.Value = iccdd.ApplicationCryptogram; database.AddToList(iccdn); database.AddToList(ac); }
private static bool VerifySDAD_CheckRelayData_9_10__4_1(Kernel2Database database, CAPublicKeyCertificate capk, CardResponse cardResponse) { ICCDynamicData iccdd = VerifySAD.VerifySDAD(ICCDynamicDataType.RRP, true, database, database.StaticDataToBeAuthenticated, capk, cardResponse); if (iccdd == null) { return(false); } VerifySAD.AddSDADDataToDatabase(database, iccdd); string s1 = Formatting.ByteArrayToHexString(database.Get(EMVTagsEnum.TERMINAL_RELAY_RESISTANCE_ENTROPY_DF8301_KRN2).Value); string s2 = Formatting.ByteArrayToHexString(database.Get(EMVTagsEnum.DEVICE_RELAY_RESISTANCE_ENTROPY_DF8302_KRN2).Value); string s3 = Formatting.ByteArrayToHexString(database.Get(EMVTagsEnum.MIN_TIME_FOR_PROCESSING_RELAY_RESISTANCE_APDU_DF8303_KRN2).Value); string s4 = Formatting.ByteArrayToHexString(database.Get(EMVTagsEnum.MAX_TIME_FOR_PROCESSING_RELAY_RESISTANCE_APDU_DF8304_KRN2).Value); string s5 = Formatting.ByteArrayToHexString(database.Get(EMVTagsEnum.DEVICE_ESTIMATED_TRANSMISSION_TIME_FOR_RELAY_RESISTANCE_RAPDU_DF8305_KRN2).Value); if (s1 != Formatting.ByteArrayToHexString(iccdd.Terminal_Relay_Resistance_Entropy)) { return(false); } if (s2 != Formatting.ByteArrayToHexString(iccdd.Device_Relay_Resistance_Entropy)) { return(false); } if (s3 != Formatting.ByteArrayToHexString(iccdd.Min_Time_For_Processing_Relay_Resistance_APDU)) { return(false); } if (s4 != Formatting.ByteArrayToHexString(iccdd.Max_Time_For_Processing_Relay_Resistance_APDU)) { return(false); } if (s5 != Formatting.ByteArrayToHexString(iccdd.Device_Estimated_Transmission_Time_For_Relay_Resistance_R_APDU)) { return(false); } return(true); }
public static bool DoOfflineAuth(KernelDatabaseBase database, KernelQ qManager, PublicKeyCertificateManager pkcm) { try { TLV sdadTLV = database.Get(EMVTagsEnum.SIGNED_DYNAMIC_APPLICATION_DATA_9F4B_KRN); TLV ssadTLV = database.Get(EMVTagsEnum.SIGNED_STATIC_APPLICATION_DATA_93_KRN); if (sdadTLV == null && ssadTLV == null) { return(false); } if (database.Get(EMVTagsEnum.CERTIFICATION_AUTHORITY_PUBLIC_KEY_INDEX_8F_KRN) == null) { return(false); } CAPublicKeyCertificate capk = pkcm.GetCAPK(RIDEnum.A000000003, database.Get(EMVTagsEnum.CERTIFICATION_AUTHORITY_PUBLIC_KEY_INDEX_8F_KRN).Value[0]); if (capk == null) { return(false); } TLV aip = database.Get(EMVTagsEnum.APPLICATION_INTERCHANGE_PROFILE_82_KRN.Tag); int length = database.StaticDataToBeAuthenticated.Serialize().Length; if (aip != null && database.IsNotEmpty(EMVTagsEnum.STATIC_DATA_AUTHENTICATION_SDA_TAG_LIST_9F4A_KRN3.Tag)) { if (2048 - length >= aip.Value.Length) { database.StaticDataToBeAuthenticated.AddToList(database.Get(EMVTagsEnum.APPLICATION_INTERCHANGE_PROFILE_82_KRN)); } else { return(false); } } if (sdadTLV != null) { TLV card = database.Get(EMVTagsEnum.CARD_AUTHENTICATION_RELATED_DATA_9F69_KRN3); if (card == null || card.Value[0] != 0x01) //check version number of fdda { return(false); } byte[] sdadRaw = database.Get(EMVTagsEnum.SIGNED_DYNAMIC_APPLICATION_DATA_9F4B_KRN).Value; ICCDynamicData iccdd = VerifySAD.VerifySDAD_K3(ICCDynamicDataType.DYNAMIC_NUMBER_ONLY, database, capk, sdadRaw); if (iccdd == null) { return(false); } VerifySAD.AddSDADDataToDatabase(database, iccdd); return(true); } if (ssadTLV != null) { byte[] sdadRaw = database.Get(EMVTagsEnum.SIGNED_STATIC_APPLICATION_DATA_93_KRN).Value; byte[] authCode = VerifySAD.VerifySSAD(ICCDynamicDataType.DYNAMIC_NUMBER_ONLY, database, capk, sdadRaw); if (authCode == null) { return(false); } TLV dataAuthenticationCode = database.Get(EMVTagsEnum.DATA_AUTHENTICATION_CODE_9F45_KRN); if (dataAuthenticationCode == null) { dataAuthenticationCode = TLV.Create(EMVTagsEnum.DATA_AUTHENTICATION_CODE_9F45_KRN.Tag, authCode); } database.AddToList(dataAuthenticationCode); return(true); } return(false); } catch { return(false); } }