コード例 #1
0
        public static byte[] SignDataSHA256(string Message)
        {
            var message = Encoding.GetEncoding("iso8859-1").GetBytes(Message);

            SHA256Managed hashString = new SHA256Managed();

            var hashValue = hashString.ComputeHash(message);

            if (DEBUG.Enabled)
            {
                DEBUG.Write("Hashed message: " + Converter.ByteArrayToString(hashValue));
            }

            return(hashValue);
        }
コード例 #2
0
        public static byte[] SignMessage(byte[] hash)
        {
            using (RSACryptoServiceProvider rsa = new RSACryptoServiceProvider())
            {
                rsa.FromXmlString(RDH_KEYSTORE.KEY_SIGNING_PRIVATE_XML);

                var signedMessage = rsa.SignHash(hash, CryptoConfig.MapNameToOID("SHA1withRSA"));

                if (DEBUG.Enabled)
                {
                    DEBUG.Write("Signed message: " + Converter.ByteArrayToString(signedMessage));
                }

                return(signedMessage);
            }
        }
コード例 #3
0
ファイル: RDHXCrypt.cs プロジェクト: codebude/libfintx
        /// <summary>
        /// Encrypt RDH-10 message
        /// </summary>
        /// <param name="Message"></param>
        /// <param name="encSessionKey"></param>
        /// <param name="encMsg"></param>
        public static void Encrypt(string Message, out byte[] encSessionKey, out byte[] encMsg)
        {
            if (DEBUG.Enabled)
            {
                DEBUG.Write("Plain message before encryption: " + Message);
            }

            if (DEBUG.Enabled)
            {
                DEBUG.Write("Plain message length: " + Message.Length);
            }

            if (DEBUG.Enabled)
            {
                DEBUG.Write("Public bank encryption key: " + Converter.ByteArrayToString(Encoding.GetEncoding("iso8859-1").GetBytes(RDH_KEYSTORE.KEY_ENCRYPTION_PUBLIC_BANK)));
            }

            encSessionKey = encryptKey(Encoding.GetEncoding("iso8859-1").GetBytes(RDH_KEYSTORE.KEY_ENCRYPTION_PUBLIC_BANK));

            encMsg = encryptMessage(Message);
        }
コード例 #4
0
        /// <summary>
        /// INI RDH
        /// </summary>
        public static bool Init_INI_RDH(int BLZ, string URL, int Port, int HBCIVersion, string UserID, string FilePath, string Password)
        {
            Log.Write("Starting Synchronisation");

            try
            {
                string segments;

                // Get public keys from bank
                if (HBCIVersion == 300)
                {
                    string segments_ = "HKIDN:" + SEGNUM.SETVal(2) + ":2+" + SEG_Country.Germany + ":" + BLZ + "+" + "9999999999" + "+0+0'" +
                                       "HKVVB:" + SEGNUM.SETVal(3) + ":3+11+0+1+" + Program.Buildname + "+" + Program.Version + "'";

                    segments = segments_;

                    if (DEBUG.Enabled)
                    {
                        DEBUG.Write("INI message: " + segments);
                    }

                    if (Helper.Parse_Segment_RDH_Key(RDHMessage.Send(URL, Port, RDHMessageAnonymous.Create(HBCIVersion,
                                                                                                           MSG.SETVal(1), DLG.SETVal(0), BLZ, segments)), BLZ, UserID))
                    {
                        // Sync OK
                        Log.Write("Synchronisation ok");

                        if (RDHKEY.OpenFromFile(FilePath, Password))
                        {
                            segments_ = "HKIDN:" + SEGNUM.SETVal(3) + ":2+" + SEG_Country.Germany + ":" + BLZ + "+" + UserID + "+0+1'" +
                                        "HKSAK:" + SEGNUM.SETVal(4) + ":3+2+112+" + RDH_Profile.RDHPROFILE + "+" + SEG_Country.Germany +
                                        ":" + BLZ + ":" + UserID + ":" + Keytype.Enc + ":" + RDH_Profile.Version + ":1+5:2:10:@" + RDH_KEYSTORE.KEY_ENCRYPTION_PRIVATE.Length + "@" +
                                        RDH_KEYSTORE.KEY_ENCRYPTION_PRIVATE + ":12:@3@" + Converter.FromHexString("01 00 01") + ":13'" +
                                        "HKSAK:" + SEGNUM.SETVal(5) + ":3+2+112+" + RDH_Profile.RDHPROFILE + "+" + SEG_Country.Germany +
                                        ":" + BLZ + ":" + UserID + ":" + Keytype.Sig + ":" + RDH_Profile.Version + ":1+6:19:10:@" + RDH_KEYSTORE.KEY_SIGNING_PRIVATE.Length + "@" +
                                        RDH_KEYSTORE.KEY_SIGNING_PRIVATE + ":12:@3@" + Converter.FromHexString("01 00 01") + ":13'";

                            segments = segments_;

                            if (DEBUG.Enabled)
                            {
                                DEBUG.Write("Key exchange message: " + segments);
                            }

                            RDHMessage.Send(URL, Port, RDHMessage.Create(HBCIVersion, MSG.SETVal(1), DLG.SETVal(0), BLZ, UserID, SYS.SETVal(0),
                                                                         segments, SEGNUM.SETInt(5)));

                            // INI OK
                            Log.Write("INI ok");

                            return(true);
                        }
                        else
                        {
                            Log.Write("INI failed");

                            return(false);
                        }
                    }
                    else
                    {
                        UserID = string.Empty;

                        Log.Write("Initialisation failed");

                        throw new Exception(HBCI_Exception.INI());
                    }
                }
                else
                {
                    Log.Write("HBCI version not supported");

                    throw new Exception(HBCI_Exception.HBCIVERSIONNOTSUPPORTED());
                }
            }
            catch (Exception ex)
            {
                UserID = string.Empty;

                Log.Write(ex.ToString());

                if (DEBUG.Enabled)
                {
                    DEBUG.Write("Software error: " + ex.ToString());
                }

                // Exception
                if (!DEBUG.Enabled)
                {
                    throw new Exception(HBCI_Exception.SOFTWARE() + ex.ToString());
                }
                else
                {
                    return(false);
                }
            }
        }
コード例 #5
0
ファイル: INI.cs プロジェクト: iwen65/libfintx
        /// <summary>
        /// INI
        /// </summary>
        public static async Task <String> Init_INI(FinTsClient client)
        {
            var connectionDetails = client.ConnectionDetails;

            if (!client.Anonymous)
            {
                /// <summary>
                /// Sync
                /// </summary>
                try
                {
                    string segments;

                    /// <summary>
                    /// INI
                    /// </summary>
                    if (connectionDetails.HbciVersion == 220)
                    {
                        string segments_ =
                            "HKIDN:" + SEGNUM.SETVal(3) + ":2+280:" + connectionDetails.BlzPrimary + "+" + connectionDetails.UserId + "+" + client.SystemId + "+1'" +
                            "HKVVB:" + SEGNUM.SETVal(4) + ":2+0+0+0+" + FinTsConfig.ProductId + "+" + FinTsConfig.Version + "'";

                        segments = segments_;
                    }
                    else if (connectionDetails.HbciVersion == 300)
                    {
                        string segments_ =
                            "HKIDN:" + SEGNUM.SETVal(3) + ":2+280:" + connectionDetails.BlzPrimary + "+" + connectionDetails.UserId + "+" + client.SystemId + "+1'" +
                            "HKVVB:" + SEGNUM.SETVal(4) + ":3+0+0+0+" + FinTsConfig.ProductId + "+" + FinTsConfig.Version + "'";

                        if (client.HITANS != null && client.HITANS.Substring(0, 3).Equals("6+4"))
                        {
                            client.SEGNUM = SEGNUM.SETInt(5);
                            segments_     = HKTAN.Init_HKTAN(client, segments_);
                        }
                        else
                        {
                            client.SEGNUM = SEGNUM.SETInt(4);
                        }

                        segments = segments_;
                    }
                    else
                    {
                        //Since connectionDetails is a re-usable object, this shouldn't be cleared.
                        //connectionDetails.UserId = string.Empty;
                        //connectionDetails.Pin = null;

                        Log.Write("HBCI version not supported");

                        throw new Exception("HBCI version not supported");
                    }

                    var message  = FinTSMessage.Create(client, "1", "0", segments, client.HIRMS);
                    var response = await FinTSMessage.Send(client, message);

                    Helper.Parse_Segment(client, response);

                    client.HITAN = Helper.Parse_String(Helper.Parse_String(response, "HITAN:", "'").Replace("?+", "??"), "++", "+").Replace("??", "?+");

                    return(response);
                }
                catch (Exception ex)
                {
                    //Since connectionDetails is a re-usable object, this shouldn't be cleared.
                    //connectionDetails.UserId = string.Empty;
                    //connectionDetails.Pin = null;

                    Log.Write(ex.ToString());

                    throw new Exception("Software error", ex);
                }
            }
            else
            {
                /// <summary>
                /// Sync
                /// </summary>
                try
                {
                    Log.Write("Starting Synchronisation anonymous");

                    string segments;

                    if (connectionDetails.HbciVersion == 300)
                    {
                        string segments_ =
                            "HKIDN:" + SEGNUM.SETVal(2) + ":2+280:" + connectionDetails.BlzPrimary + "+" + "9999999999" + "+0+0'" +
                            "HKVVB:" + SEGNUM.SETVal(3) + ":3+0+0+1+" + FinTsConfig.ProductId + "+" + FinTsConfig.Version + "'";

                        segments = segments_;
                    }
                    else
                    {
                        //Since connectionDetails is a re-usable object, this shouldn't be cleared.
                        //connectionDetails.UserId = string.Empty;
                        //connectionDetails.Pin = null;

                        Log.Write("HBCI version not supported");

                        throw new Exception("HBCI version not supported");
                    }

                    client.SEGNUM = SEGNUM.SETInt(4);

                    string message  = FinTsMessageAnonymous.Create(connectionDetails.HbciVersion, "1", "0", connectionDetails.Blz, connectionDetails.UserId, connectionDetails.Pin, "0", segments, null, client.SEGNUM);
                    string response = await FinTSMessage.Send(client, message);

                    var messages = Helper.Parse_Segment(client, response);
                    var result   = new HBCIDialogResult(messages, response);
                    if (!result.IsSuccess)
                    {
                        Log.Write("Synchronisation anonymous failed. " + result);
                        return(response);
                    }

                    // Sync OK
                    Log.Write("Synchronisation anonymous ok");

                    /// <summary>
                    /// INI
                    /// </summary>
                    if (connectionDetails.HbciVersion == 300)
                    {
                        string segments__ =
                            "HKIDN:" + SEGNUM.SETVal(3) + ":2+280:" + connectionDetails.BlzPrimary + "+" + connectionDetails.UserId + "+" + client.SystemId + "+1'" +
                            "HKVVB:" + SEGNUM.SETVal(4) + ":3+0+0+0+" + FinTsConfig.ProductId + "+" + FinTsConfig.Version + "'" +
                            "HKSYN:" + SEGNUM.SETVal(5) + ":3+0'";

                        segments = segments__;
                    }
                    else
                    {
                        Log.Write("HBCI version not supported");

                        throw new Exception("HBCI version not supported");
                    }

                    client.SEGNUM = SEGNUM.SETInt(5);

                    message  = FinTSMessage.Create(client, "1", "0", segments, client.HIRMS);
                    response = await FinTSMessage.Send(client, message);

                    Helper.Parse_Segment(client, response);

                    client.HITAN = Helper.Parse_String(Helper.Parse_String(response, "HITAN:", "'").Replace("?+", "??"), "++", "+").Replace("??", "?+");

                    return(response);
                }
                catch (Exception ex)
                {
                    //Since connectionDetails is a re-usable object, this shouldn't be cleared.
                    //connectionDetails.UserId = string.Empty;
                    //connectionDetails.Pin = null;

                    Log.Write(ex.ToString());

                    DEBUG.Write("Software error: " + ex.ToString());

                    throw new Exception("Software error: " + ex.ToString());
                }
            }
        }
コード例 #6
0
ファイル: INI.cs プロジェクト: codebude/libfintx
        /// <summary>
        /// INI
        /// </summary>
        public static bool Init_INI(ConnectionDetails connectionDetails, bool anonymous)
        {
            if (!anonymous)
            {
                /// <summary>
                /// Sync
                /// </summary>
                try
                {
                    Log.Write("Starting Synchronisation");

                    string segments;

                    if (connectionDetails.HBCIVersion == 220)
                    {
                        string segments_ = "HKIDN:" + SEGNUM.SETVal(3) + ":2+280:" + connectionDetails.Blz + "+" + connectionDetails.UserId + "+0+1'" +
                                           "HKVVB:" + SEGNUM.SETVal(4) + ":2+0+0+0+" + Program.Buildname + "+" + Program.Version + "'" +
                                           "HKSYN:" + SEGNUM.SETVal(5) + ":2+0'";

                        segments = segments_;
                    }
                    else if (connectionDetails.HBCIVersion == 300)
                    {
                        string segments_ = "HKIDN:" + SEGNUM.SETVal(3) + ":2+280:" + connectionDetails.Blz + "+" + connectionDetails.UserId + "+0+1'" +
                                           "HKVVB:" + SEGNUM.SETVal(4) + ":3+0+0+0+" + Program.Buildname + "+" + Program.Version + "'" +
                                           "HKSYN:" + SEGNUM.SETVal(5) + ":3+0'";

                        segments = segments_;
                    }
                    else
                    {
                        //Since connectionDetails is a re-usable object, this shouldn't be cleared.
                        //connectionDetails.UserId = string.Empty;
                        //connectionDetails.Pin = null;

                        Log.Write("HBCI version not supported");

                        throw new Exception("HBCI version not supported");
                    }

                    SEG.NUM = SEGNUM.SETInt(5);

                    if (Helper.Parse_Segment(connectionDetails.UserId, connectionDetails.Blz, connectionDetails.HBCIVersion,
                                             FinTSMessage.Send(connectionDetails.Url, FinTSMessage.Create(connectionDetails.HBCIVersion, MSG.SETVal(1), DLG.SETVal(0), connectionDetails.Blz, connectionDetails.UserId,
                                                                                                          connectionDetails.Pin, SYS.SETVal(0), segments, null, SEG.NUM))))
                    {
                        // Sync OK
                        Log.Write("Synchronisation ok");

                        /// <summary>
                        /// INI
                        /// </summary>
                        if (connectionDetails.HBCIVersion == 220)
                        {
                            string segments_ = "HKIDN:" + SEGNUM.SETVal(3) + ":2+280:" + connectionDetails.Blz + "+" + connectionDetails.UserId + "+" + Segment.HISYN + "+1'" +
                                               "HKVVB:" + SEGNUM.SETVal(4) + ":2+0+0+0+" + Program.Buildname + "+" + Program.Version + "'";

                            segments = segments_;
                        }
                        else if (connectionDetails.HBCIVersion == 300)
                        {
                            string segments_ = "HKIDN:" + SEGNUM.SETVal(3) + ":2+280:" + connectionDetails.Blz + "+" + connectionDetails.UserId + "+" + Segment.HISYN + "+1'" +
                                               "HKVVB:" + SEGNUM.SETVal(4) + ":3+0+0+0+" + Program.Buildname + "+" + Program.Version + "'";

                            segments = segments_;
                        }
                        else
                        {
                            //Since connectionDetails is a re-usable object, this shouldn't be cleared.
                            //connectionDetails.UserId = string.Empty;
                            //connectionDetails.Pin = null;

                            Log.Write("HBCI version not supported");

                            throw new Exception("HBCI version not supported");
                        }

                        SEG.NUM = SEGNUM.SETInt(4);

                        if (Helper.Parse_Segment(connectionDetails.UserId, connectionDetails.Blz, connectionDetails.HBCIVersion,
                                                 FinTSMessage.Send(connectionDetails.Url, FinTSMessage.Create(connectionDetails.HBCIVersion, MSG.SETVal(1), DLG.SETVal(0), connectionDetails.Blz, connectionDetails.UserId, connectionDetails.Pin, Segment.HISYN,
                                                                                                              segments, Segment.HIRMS, SEG.NUM))))
                        {
                            return(true);
                        }
                        else
                        {
                            //Since connectionDetails is a re-usable object, this shouldn't be cleared.
                            //connectionDetails.UserId = string.Empty;
                            //connectionDetails.Pin = null;

                            Log.Write("Initialisation failed");

                            throw new Exception("Initialisation failed");
                        }
                    }
                    else
                    {
                        //Since connectionDetails is a re-usable object, this shouldn't be cleared.
                        //connectionDetails.UserId = string.Empty;
                        //connectionDetails.Pin = null;

                        Log.Write("Sync failed");

                        return(false);
                    }
                }
                catch (Exception ex)
                {
                    //Since connectionDetails is a re-usable object, this shouldn't be cleared.
                    //connectionDetails.UserId = string.Empty;
                    //connectionDetails.Pin = null;

                    Log.Write(ex.ToString());

                    throw new Exception("Software error");
                }
            }
            else
            {
                /// <summary>
                /// Sync
                /// </summary>
                try
                {
                    Log.Write("Starting Synchronisation anonymous");

                    string segments;

                    if (connectionDetails.HBCIVersion == 300)
                    {
                        string segments_ = "HKIDN:" + SEGNUM.SETVal(2) + ":2+280:" + connectionDetails.Blz + "+" + "9999999999" + "+0+0'" +
                                           "HKVVB:" + SEGNUM.SETVal(3) + ":3+0+0+1+" + Program.Buildname + "+" + Program.Version + "'";

                        segments = segments_;
                    }
                    else
                    {
                        //Since connectionDetails is a re-usable object, this shouldn't be cleared.
                        //connectionDetails.UserId = string.Empty;
                        //connectionDetails.Pin = null;

                        Log.Write("HBCI version not supported");

                        throw new Exception("HBCI version not supported");
                    }

                    SEG.NUM = SEGNUM.SETInt(4);

                    if (Helper.Parse_Segment(connectionDetails.UserId, connectionDetails.Blz, connectionDetails.HBCIVersion,
                                             FinTSMessage.Send(connectionDetails.Url, FinTSMessageAnonymous.Create(connectionDetails.HBCIVersion, MSG.SETVal(1), DLG.SETVal(0), connectionDetails.Blz,
                                                                                                                   connectionDetails.UserId, connectionDetails.Pin, SYS.SETVal(0), segments, null, SEG.NUM))))
                    {
                        // Sync OK
                        Log.Write("Synchronisation anonymous ok");

                        /// <summary>
                        /// INI
                        /// </summary>
                        if (connectionDetails.HBCIVersion == 300)
                        {
                            string segments__ = "HKIDN:" + SEGNUM.SETVal(3) + ":2+280:" + connectionDetails.Blz + "+" + connectionDetails.UserId + "+" + Segment.HISYN + "+1'" +
                                                "HKVVB:" + SEGNUM.SETVal(4) + ":3+0+0+0+" + Program.Buildname + "+" + Program.Version + "'" +
                                                "HKSYN:" + SEGNUM.SETVal(5) + ":3+0'";

                            segments = segments__;
                        }
                        else
                        {
                            //Since connectionDetails is a re-usable object, this shouldn't be cleared.
                            //connectionDetails.UserId = string.Empty;
                            //connectionDetails.Pin = null;

                            Log.Write("HBCI version not supported");

                            throw new Exception("HBCI version not supported");
                        }

                        SEG.NUM = SEGNUM.SETInt(5);

                        if (Helper.Parse_Segment(connectionDetails.UserId, connectionDetails.Blz, connectionDetails.HBCIVersion,
                                                 FinTSMessage.Send(connectionDetails.Url, FinTSMessage.Create(connectionDetails.HBCIVersion, MSG.SETVal(1), DLG.SETVal(0), connectionDetails.Blz, connectionDetails.UserId, connectionDetails.Pin,
                                                                                                              Segment.HISYN, segments, Segment.HIRMS, SEG.NUM))))
                        {
                            return(true);
                        }
                        else
                        {
                            //Since connectionDetails is a re-usable object, this shouldn't be cleared.
                            //connectionDetails.UserId = string.Empty;
                            //connectionDetails.Pin = null;

                            Log.Write("Initialisation failed");

                            throw new Exception("Initialisation failed");
                        }
                    }
                    else
                    {
                        //Since connectionDetails is a re-usable object, this shouldn't be cleared.
                        //connectionDetails.UserId = string.Empty;
                        //connectionDetails.Pin = null;

                        Log.Write("Sync failed");

                        return(false);
                    }
                }
                catch (Exception ex)
                {
                    //Since connectionDetails is a re-usable object, this shouldn't be cleared.
                    //connectionDetails.UserId = string.Empty;
                    //connectionDetails.Pin = null;

                    Log.Write(ex.ToString());

                    DEBUG.Write("Software error: " + ex.ToString());

                    throw new Exception("Software error: " + ex.ToString());
                }
            }
        }
コード例 #7
0
ファイル: INI.cs プロジェクト: feliwir/libfintx
        /// <summary>
        /// INI
        /// </summary>
        public static HBCIDialogResult Init_INI(ConnectionDetails connectionDetails, bool anonymous)
        {
            if (!anonymous)
            {
                /// <summary>
                /// Sync
                /// </summary>
                try
                {
                    // If there is no customer system ID available, perform sync to get one
                    if (connectionDetails.CustomerSystemId == null)
                    {
                        var BankCode   = Transaction.HKSYN(connectionDetails);
                        var syncResult = new HBCIDialogResult(Helper.Parse_BankCode(BankCode));
                        if (!syncResult.IsSuccess)
                        {
                            Log.Write("Synchronisation failed.");
                            return(syncResult);
                        }
                    }
                    else
                    {
                        Segment.HISYN = connectionDetails.CustomerSystemId;
                    }

                    string segments;

                    /// <summary>
                    /// INI
                    /// </summary>
                    if (connectionDetails.HBCIVersion == 220)
                    {
                        string segments_ = "HKIDN:" + SEGNUM.SETVal(3) + ":2+280:" + connectionDetails.BlzPrimary + "+" + connectionDetails.UserId + "+" + Segment.HISYN + "+1'" +
                                           "HKVVB:" + SEGNUM.SETVal(4) + ":2+0+0+0+" + Program.Buildname + "+" + Program.Version + "'";

                        segments = segments_;
                    }
                    else if (connectionDetails.HBCIVersion == 300)
                    {
                        string segments_ = "HKIDN:" + SEGNUM.SETVal(3) + ":2+280:" + connectionDetails.BlzPrimary + "+" + connectionDetails.UserId + "+" + Segment.HISYN + "+1'" +
                                           "HKVVB:" + SEGNUM.SETVal(4) + ":3+0+0+0+" + Program.Buildname + "+" + Program.Version + "'";

                        segments = segments_;
                    }
                    else
                    {
                        //Since connectionDetails is a re-usable object, this shouldn't be cleared.
                        //connectionDetails.UserId = string.Empty;
                        //connectionDetails.Pin = null;

                        Log.Write("HBCI version not supported");

                        throw new Exception("HBCI version not supported");
                    }

                    SEG.NUM = SEGNUM.SETInt(4);

                    var message  = FinTSMessage.Create(connectionDetails.HBCIVersion, MSG.SETVal(1), DLG.SETVal(0), connectionDetails.BlzPrimary, connectionDetails.UserId, connectionDetails.Pin, Segment.HISYN, segments, Segment.HIRMS, SEG.NUM);
                    var response = FinTSMessage.Send(connectionDetails.Url, message);

                    var bankMessages = Helper.Parse_Segment(connectionDetails.UserId, connectionDetails.Blz, connectionDetails.HBCIVersion, response);
                    var result       = new HBCIDialogResult(bankMessages);
                    if (!result.IsSuccess)
                    {
                        Log.Write("Initialisation failed: " + result);
                    }

                    return(result);
                }
                catch (Exception ex)
                {
                    //Since connectionDetails is a re-usable object, this shouldn't be cleared.
                    //connectionDetails.UserId = string.Empty;
                    //connectionDetails.Pin = null;

                    Log.Write(ex.ToString());

                    throw new Exception("Software error", ex);
                }
            }
            else
            {
                /// <summary>
                /// Sync
                /// </summary>
                try
                {
                    Log.Write("Starting Synchronisation anonymous");

                    string segments;

                    if (connectionDetails.HBCIVersion == 300)
                    {
                        string segments_ = "HKIDN:" + SEGNUM.SETVal(2) + ":2+280:" + connectionDetails.BlzPrimary + "+" + "9999999999" + "+0+0'" +
                                           "HKVVB:" + SEGNUM.SETVal(3) + ":3+0+0+1+" + Program.Buildname + "+" + Program.Version + "'";

                        segments = segments_;
                    }
                    else
                    {
                        //Since connectionDetails is a re-usable object, this shouldn't be cleared.
                        //connectionDetails.UserId = string.Empty;
                        //connectionDetails.Pin = null;

                        Log.Write("HBCI version not supported");

                        throw new Exception("HBCI version not supported");
                    }

                    SEG.NUM = SEGNUM.SETInt(4);

                    string message  = FinTSMessageAnonymous.Create(connectionDetails.HBCIVersion, MSG.SETVal(1), DLG.SETVal(0), connectionDetails.Blz, connectionDetails.UserId, connectionDetails.Pin, SYS.SETVal(0), segments, null, SEG.NUM);
                    string response = FinTSMessage.Send(connectionDetails.Url, message);

                    var messages = Helper.Parse_Segment(connectionDetails.UserId, connectionDetails.Blz, connectionDetails.HBCIVersion, response);
                    var result   = new HBCIDialogResult(messages);
                    if (!result.IsSuccess)
                    {
                        Log.Write("Synchronisation anonymous failed. " + result);
                        return(result);
                    }

                    // Sync OK
                    Log.Write("Synchronisation anonymous ok");

                    /// <summary>
                    /// INI
                    /// </summary>
                    if (connectionDetails.HBCIVersion == 300)
                    {
                        string segments__ = "HKIDN:" + SEGNUM.SETVal(3) + ":2+280:" + connectionDetails.BlzPrimary + "+" + connectionDetails.UserId + "+" + Segment.HISYN + "+1'" +
                                            "HKVVB:" + SEGNUM.SETVal(4) + ":3+0+0+0+" + Program.Buildname + "+" + Program.Version + "'" +
                                            "HKSYN:" + SEGNUM.SETVal(5) + ":3+0'";

                        segments = segments__;
                    }
                    else
                    {
                        //Since connectionDetails is a re-usable object, this shouldn't be cleared.
                        //connectionDetails.UserId = string.Empty;
                        //connectionDetails.Pin = null;

                        Log.Write("HBCI version not supported");

                        throw new Exception("HBCI version not supported");
                    }

                    SEG.NUM = SEGNUM.SETInt(5);

                    message  = FinTSMessage.Create(connectionDetails.HBCIVersion, MSG.SETVal(1), DLG.SETVal(0), connectionDetails.BlzPrimary, connectionDetails.UserId, connectionDetails.Pin, Segment.HISYN, segments, Segment.HIRMS, SEG.NUM);
                    response = FinTSMessage.Send(connectionDetails.Url, message);

                    messages = Helper.Parse_Segment(connectionDetails.UserId, connectionDetails.Blz, connectionDetails.HBCIVersion, response);
                    result   = new HBCIDialogResult(messages);
                    if (!result.IsSuccess)
                    {
                        Log.Write("Initialisation failed.");
                    }

                    return(result);
                }
                catch (Exception ex)
                {
                    //Since connectionDetails is a re-usable object, this shouldn't be cleared.
                    //connectionDetails.UserId = string.Empty;
                    //connectionDetails.Pin = null;

                    Log.Write(ex.ToString());

                    DEBUG.Write("Software error: " + ex.ToString());

                    throw new Exception("Software error: " + ex.ToString());
                }
            }
        }
コード例 #8
0
ファイル: RDHMessage.cs プロジェクト: codebude/libfintx
        /// <summary>
        /// Create RDH message
        /// </summary>
        /// <param name="Version"></param>
        /// <param name="MsgNum"></param>
        /// <param name="DialogID"></param>
        /// <param name="BLZ"></param>
        /// <param name="UserID"></param>
        /// <param name="SystemID"></param>
        /// <param name="Segments"></param>
        /// <param name="SegmentNum"></param>
        /// <returns></returns>
        public static string Create(int Version, string MsgNum, string DialogID, int BLZ, string UserID,
                                    string SystemID, string Segments, int SegmentNum)
        {
            if (String.IsNullOrEmpty(MsgNum))
            {
                MsgNum = "1";
            }

            MsgNum   += "";
            DialogID += "";

            var HEAD_LEN  = 29;
            var TRAIL_LEN = 11;

            Random Rnd   = new Random();
            int    RndNr = Rnd.Next();

            var encHead  = string.Empty;
            var sigHead  = string.Empty;
            var sigTrail = string.Empty;

            var secRef = Math.Round(Convert.ToDecimal(RndNr.ToString().Replace("-", "")) * 999999 + 1000000);

            string date = Convert.ToString(DateTime.Now.Year) + DateTime.Now.ToString("MM") + DateTime.Now.ToString("dd");
            string time = Convert.ToString(DateTime.Now.TimeOfDay).Substring(0, 8).Replace(":", "");

            if (Version != 300)
            {
                Log.Write("HBCI version not supported");

                throw new Exception("HBCI Version not supported");
            }

            sigHead = "HNSHK:" + SEGNUM.SETVal(2) + ":4+" + RDH_Profile.RDHPROFILE + "+2+" + secRef + "+1+1+1::" + SystemID + "+1+1:" + date + ":" + time +
                      "+1:" + Sig.HASHALG_SHA256_SHA256 + ":1+6:" + Sig.SIGALG_RSA + ":" + Sig.SIGMODE_PSS + "+" + SEG_Country.Germany + ":" + RDH_KEYSTORE.BLZ + ":" + RDH_KEYSTORE.UserID + ":" + Keytype.Sig + ":" + RDH_Profile.Version + ":1'";

            // TODO: Signature is revoked from bank -> Must be a mistake while implementing
            var signature = Sig.Sign(Segments);

            var v = Sig.Verify(Segments, signature);

            var signedsig = signature;

            sigTrail = "HNSHA:" + Convert.ToString(SegmentNum + 1) + ":2+" + secRef + "+" + "@" +
                       signedsig.Length + "@" + signedsig + "'";

            if (DEBUG.Enabled)
            {
                DEBUG.Write("sigTrail: " + sigTrail);
            }

            Segments = sigHead + Segments + sigTrail;

            byte[] encryptedSessionKey = null;
            byte[] encryptedMessage    = null;

            Crypt.Encrypt(Segments, out encryptedSessionKey, out encryptedMessage);

            encHead = "HNVSK:" + Enc.SECFUNC_ENC_PLAIN + ":3+" + RDH_Profile.RDHPROFILE + "+4+1+1::" + SystemID + "+1:" + date + ":" + time + "+2:2:" + Enc.ENCALG_2K3DES + ":@" +
                      encryptedSessionKey.Length + "@" + Encoding.GetEncoding("iso8859-1").GetString(encryptedSessionKey) + ":" + Enc.ENC_KEYTYPE_RSA + ":1+" + SEG_Country.Germany + ":" + RDH_KEYSTORE.BLZ + ":0:" +
                      Keytype.Enc + ":" + RDH_Profile.Version + ":1+0'";

            if (DEBUG.Enabled)
            {
                DEBUG.Write("encHead: " + encHead);
            }

            var payload = "HNVSD:999:1+@" + encryptedMessage.Length + "@" + Encoding.GetEncoding("iso8859-1").GetString(encryptedMessage) + "'";

            var msgLen = HEAD_LEN + TRAIL_LEN + MsgNum.Length + DialogID.Length + (payload.Length + 1) + encHead.Length; // (payload.Length + 1) = Add one digit for "abschließendes Trennzeichen"

            var paddedLen = ("000000000000").Substring(0, 12 - Convert.ToString(msgLen).Length) + Convert.ToString(msgLen);

            var msgHead = "HNHBK:" + SEGNUM.SETVal(1) + ":3+" + paddedLen + "+" + ("300") + "+" + DialogID + "+" + MsgNum + "'";

            if (DEBUG.Enabled)
            {
                DEBUG.Write("msgHead: " + msgHead);
            }

            var msgEnd = "HNHBS:" + Convert.ToString(SegmentNum + 2) + ":1+" + MsgNum + "'";

            if (DEBUG.Enabled)
            {
                DEBUG.Write("msgEnd: " + msgEnd);
            }

            return(msgHead + encHead + payload + msgEnd);
        }
コード例 #9
0
ファイル: RDHMessage.cs プロジェクト: codebude/libfintx
        /// <summary>
        /// Send RDH message
        /// </summary>
        /// <param name="Url"></param>
        /// <param name="Port"></param>
        /// <param name="Message"></param>
        /// <returns></returns>
        public static string Send(string Url, int Port, string Message)
        {
            Log.Write("Connect to HBCI Server");
            Log.Write("Url: " + Url);
            Log.Write("Port: " + Port);

            if (Trace.Enabled)
            {
                Trace.Write(Message);
            }

            if (DEBUG.Enabled)
            {
                DEBUG.Write("Message send: " + Message);
            }

            try
            {
                IPAddress[] ipaddress = Dns.GetHostAddresses(Url);

                string ip3 = string.Empty;

                foreach (IPAddress ip2 in ipaddress)
                {
                    ip3 = ip2.ToString();
                }

                IPEndPoint ip = new IPEndPoint(IPAddress.Parse(ip3), Port);

                // Init and connect to client
                TcpClient client = new TcpClient();
                client.Connect(Url, Port);

                // Stream string to server
                // input += "\n";
                Stream stream = client.GetStream();
                byte[] @byte  = Encoding.GetEncoding("iso8859-1").GetBytes(Message);
                stream.Write(@byte, 0, @byte.Length);

                // Read response from server.
                // Provide enough buffer
                byte[] buffer = new byte[16384];

                System.Threading.Thread.Sleep(1000);

                int bytesRead = stream.Read(buffer, 0, buffer.Length);

                var response = Encoding.GetEncoding("iso8859-1").GetString(buffer, 0, bytesRead);

                client.Close();

                string RDHMessage = response;

                if (Trace.Enabled)
                {
                    Trace.Write(RDHMessage);
                }

                if (DEBUG.Enabled)
                {
                    DEBUG.Write("Message received: " + RDHMessage);
                }

                return(RDHMessage);
            }
            catch (Exception ex)
            {
                Log.Write(ex.ToString());

                if (DEBUG.Enabled)
                {
                    DEBUG.Write(ex.ToString());
                }

                return(string.Empty);
            }
        }
コード例 #10
0
        /// <summary>
        /// INI
        /// </summary>
        public static string Init_INI(ConnectionDetails connectionDetails, bool anonymous)
        {
            if (!anonymous)
            {
                /// <summary>
                /// Sync
                /// </summary>
                try
                {
                    string segments;

                    SEG.NUM = SEGNUM.SETInt(5);

                    /// <summary>
                    /// INI
                    /// </summary>
                    if (connectionDetails.HBCIVersion == 220)
                    {
                        string segments_ =
                            "HKIDN:" + SEGNUM.SETVal(3) + ":2+280:" + connectionDetails.BlzPrimary + "+" + connectionDetails.UserId + "+" + Segment.HISYN + "+1'" +
                            "HKVVB:" + SEGNUM.SETVal(4) + ":2+0+0+0+" + Program.ProductId + "+" + Program.Version + "'";

                        segments = segments_;
                    }
                    else if (connectionDetails.HBCIVersion == 300)
                    {
                        string segments_ =
                            "HKIDN:" + SEGNUM.SETVal(3) + ":2+280:" + connectionDetails.BlzPrimary + "+" + connectionDetails.UserId + "+" + Segment.HISYN + "+1'" +
                            "HKVVB:" + SEGNUM.SETVal(4) + ":3+0+0+0+" + Program.ProductId + "+" + Program.Version + "'";

                        if (Segment.HITANS != null && Segment.HITANS.Substring(0, 3).Equals("6+4"))
                        {
                            segments_ = HKTAN.Init_HKTAN(segments_);
                        }

                        segments = segments_;
                    }
                    else
                    {
                        //Since connectionDetails is a re-usable object, this shouldn't be cleared.
                        //connectionDetails.UserId = string.Empty;
                        //connectionDetails.Pin = null;

                        Log.Write("HBCI version not supported");

                        throw new Exception("HBCI version not supported");
                    }

                    var message  = FinTSMessage.Create(connectionDetails.HBCIVersion, MSG.SETVal(1), DLG.SETVal(0), connectionDetails.BlzPrimary, connectionDetails.UserId, connectionDetails.Pin, Segment.HISYN, segments, Segment.HIRMS, SEG.NUM);
                    var response = FinTSMessage.Send(connectionDetails.Url, message);

                    Helper.Parse_Segment(connectionDetails.UserId, connectionDetails.Blz, connectionDetails.HBCIVersion, response);

                    Segment.HITAN = Helper.Parse_String(Helper.Parse_String(response, "HITAN:", "'").Replace("?+", "??"), "++", "+").Replace("??", "?+");

                    return(response);
                }
                catch (Exception ex)
                {
                    //Since connectionDetails is a re-usable object, this shouldn't be cleared.
                    //connectionDetails.UserId = string.Empty;
                    //connectionDetails.Pin = null;

                    Log.Write(ex.ToString());

                    throw new Exception("Software error", ex);
                }
            }
            else
            {
                /// <summary>
                /// Sync
                /// </summary>
                try
                {
                    Log.Write("Starting Synchronisation anonymous");

                    string segments;

                    if (connectionDetails.HBCIVersion == 300)
                    {
                        string segments_ =
                            "HKIDN:" + SEGNUM.SETVal(2) + ":2+280:" + connectionDetails.BlzPrimary + "+" + "9999999999" + "+0+0'" +
                            "HKVVB:" + SEGNUM.SETVal(3) + ":3+0+0+1+" + Program.ProductId + "+" + Program.Version + "'";

                        segments = segments_;
                    }
                    else
                    {
                        //Since connectionDetails is a re-usable object, this shouldn't be cleared.
                        //connectionDetails.UserId = string.Empty;
                        //connectionDetails.Pin = null;

                        Log.Write("HBCI version not supported");

                        throw new Exception("HBCI version not supported");
                    }

                    SEG.NUM = SEGNUM.SETInt(4);

                    string message  = FinTSMessageAnonymous.Create(connectionDetails.HBCIVersion, MSG.SETVal(1), DLG.SETVal(0), connectionDetails.Blz, connectionDetails.UserId, connectionDetails.Pin, SYS.SETVal(0), segments, null, SEG.NUM);
                    string response = FinTSMessage.Send(connectionDetails.Url, message);

                    var messages = Helper.Parse_Segment(connectionDetails.UserId, connectionDetails.Blz, connectionDetails.HBCIVersion, response);
                    var result   = new HBCIDialogResult(messages, response);
                    if (!result.IsSuccess)
                    {
                        Log.Write("Synchronisation anonymous failed. " + result);
                        return(response);
                    }

                    // Sync OK
                    Log.Write("Synchronisation anonymous ok");

                    /// <summary>
                    /// INI
                    /// </summary>
                    if (connectionDetails.HBCIVersion == 300)
                    {
                        string segments__ =
                            "HKIDN:" + SEGNUM.SETVal(3) + ":2+280:" + connectionDetails.BlzPrimary + "+" + connectionDetails.UserId + "+" + Segment.HISYN + "+1'" +
                            "HKVVB:" + SEGNUM.SETVal(4) + ":3+0+0+0+" + Program.ProductId + "+" + Program.Version + "'" +
                            "HKSYN:" + SEGNUM.SETVal(5) + ":3+0'";

                        segments = segments__;
                    }
                    else
                    {
                        Log.Write("HBCI version not supported");

                        throw new Exception("HBCI version not supported");
                    }

                    SEG.NUM = SEGNUM.SETInt(5);

                    message  = FinTSMessage.Create(connectionDetails.HBCIVersion, MSG.SETVal(1), DLG.SETVal(0), connectionDetails.BlzPrimary, connectionDetails.UserId, connectionDetails.Pin, Segment.HISYN, segments, Segment.HIRMS, SEG.NUM);
                    response = FinTSMessage.Send(connectionDetails.Url, message);

                    Helper.Parse_Segment(connectionDetails.UserId, connectionDetails.Blz, connectionDetails.HBCIVersion, response);

                    Segment.HITAN = Helper.Parse_String(Helper.Parse_String(response, "HITAN:", "'").Replace("?+", "??"), "++", "+").Replace("??", "?+");

                    return(response);
                }
                catch (Exception ex)
                {
                    //Since connectionDetails is a re-usable object, this shouldn't be cleared.
                    //connectionDetails.UserId = string.Empty;
                    //connectionDetails.Pin = null;

                    Log.Write(ex.ToString());

                    DEBUG.Write("Software error: " + ex.ToString());

                    throw new Exception("Software error: " + ex.ToString());
                }
            }
        }
コード例 #11
0
ファイル: INI.cs プロジェクト: eBerdnA/libfintx
        /// <summary>
        /// INI
        /// </summary>
        public static bool Init_INI(int BLZ, string URL, int HBCIVersion, string UserID, string PIN, bool Anonymous)
        {
            if (!Anonymous)
            {
                /// <summary>
                /// Sync
                /// </summary>
                try
                {
                    Log.Write("Starting Synchronisation");

                    string segments;

                    if (HBCIVersion == 220)
                    {
                        string segments_ = "HKIDN:" + SEGNUM.SETVal(3) + ":2+280:" + BLZ + "+" + UserID + "+0+1'" +
                                           "HKVVB:" + SEGNUM.SETVal(4) + ":2+0+0+0+" + Program.Buildname + "+" + Program.Version + "'" +
                                           "HKSYN:" + SEGNUM.SETVal(5) + ":2+0'";

                        segments = segments_;
                    }
                    else if (HBCIVersion == 300)
                    {
                        string segments_ = "HKIDN:" + SEGNUM.SETVal(3) + ":2+280:" + BLZ + "+" + UserID + "+0+1'" +
                                           "HKVVB:" + SEGNUM.SETVal(4) + ":3+0+0+0+" + Program.Buildname + "+" + Program.Version + "'" +
                                           "HKSYN:" + SEGNUM.SETVal(5) + ":3+0'";

                        segments = segments_;
                    }
                    else
                    {
                        UserID = string.Empty;
                        PIN    = null;

                        Log.Write("HBCI version not supported");

                        throw new Exception("HBCI version not supported");
                    }

                    SEG.NUM = SEGNUM.SETInt(5);

                    if (Helper.Parse_Segment(UserID, BLZ, HBCIVersion,
                                             FinTSMessage.Send(URL, FinTSMessage.Create(HBCIVersion, MSG.SETVal(1), DLG.SETVal(0), BLZ, UserID,
                                                                                        PIN, SYS.SETVal(0), segments, null, SEG.NUM))))
                    {
                        // Sync OK
                        Log.Write("Synchronisation ok");

                        /// <summary>
                        /// INI
                        /// </summary>
                        if (HBCIVersion == 220)
                        {
                            string segments_ = "HKIDN:" + SEGNUM.SETVal(3) + ":2+280:" + BLZ + "+" + UserID + "+" + Segment.HISYN + "+1'" +
                                               "HKVVB:" + SEGNUM.SETVal(4) + ":2+0+0+0+" + Program.Buildname + "+" + Program.Version + "'";

                            segments = segments_;
                        }
                        else if (HBCIVersion == 300)
                        {
                            string segments_ = "HKIDN:" + SEGNUM.SETVal(3) + ":2+280:" + BLZ + "+" + UserID + "+" + Segment.HISYN + "+1'" +
                                               "HKVVB:" + SEGNUM.SETVal(4) + ":3+0+0+0+" + Program.Buildname + "+" + Program.Version + "'";

                            segments = segments_;
                        }
                        else
                        {
                            UserID = string.Empty;
                            PIN    = null;

                            Log.Write("HBCI version not supported");

                            throw new Exception("HBCI version not supported");
                        }

                        SEG.NUM = SEGNUM.SETInt(4);

                        if (Helper.Parse_Segment(UserID, BLZ, HBCIVersion,
                                                 FinTSMessage.Send(URL, FinTSMessage.Create(HBCIVersion, MSG.SETVal(1), DLG.SETVal(0), BLZ, UserID, PIN, Segment.HISYN,
                                                                                            segments, Segment.HIRMS, SEG.NUM))))
                        {
                            return(true);
                        }
                        else
                        {
                            UserID = string.Empty;
                            PIN    = null;

                            Log.Write("Initialisation failed");

                            throw new Exception("Initialisation failed");
                        }
                    }
                    else
                    {
                        UserID = string.Empty;
                        PIN    = null;

                        Log.Write("Sync failed");

                        return(false);
                    }
                }
                catch (Exception ex)
                {
                    UserID = string.Empty;
                    PIN    = null;

                    Log.Write(ex.ToString());

                    throw new Exception("Software error");
                }
            }
            else
            {
                /// <summary>
                /// Sync
                /// </summary>
                try
                {
                    Log.Write("Starting Synchronisation anonymous");

                    string segments;

                    if (HBCIVersion == 300)
                    {
                        string segments_ = "HKIDN:" + SEGNUM.SETVal(2) + ":2+280:" + BLZ + "+" + "9999999999" + "+0+0'" +
                                           "HKVVB:" + SEGNUM.SETVal(3) + ":3+0+0+1+" + Program.Buildname + "+" + Program.Version + "'";

                        segments = segments_;
                    }
                    else
                    {
                        UserID = string.Empty;
                        PIN    = null;

                        Log.Write("HBCI version not supported");

                        throw new Exception("HBCI version not supported");
                    }

                    SEG.NUM = SEGNUM.SETInt(4);

                    if (Helper.Parse_Segment(UserID, BLZ, HBCIVersion,
                                             FinTSMessage.Send(URL, FinTSMessageAnonymous.Create(HBCIVersion, MSG.SETVal(1), DLG.SETVal(0), BLZ,
                                                                                                 UserID, PIN, SYS.SETVal(0), segments, null, SEG.NUM))))
                    {
                        // Sync OK
                        Log.Write("Synchronisation anonymous ok");

                        /// <summary>
                        /// INI
                        /// </summary>
                        if (HBCIVersion == 300)
                        {
                            string segments__ = "HKIDN:" + SEGNUM.SETVal(3) + ":2+280:" + BLZ + "+" + UserID + "+" + Segment.HISYN + "+1'" +
                                                "HKVVB:" + SEGNUM.SETVal(4) + ":3+0+0+0+" + Program.Buildname + "+" + Program.Version + "'" +
                                                "HKSYN:" + SEGNUM.SETVal(5) + ":3+0'";

                            segments = segments__;
                        }
                        else
                        {
                            UserID = string.Empty;
                            PIN    = null;

                            Log.Write("HBCI version not supported");

                            throw new Exception("HBCI version not supported");
                        }

                        SEG.NUM = SEGNUM.SETInt(5);

                        if (Helper.Parse_Segment(UserID, BLZ, HBCIVersion,
                                                 FinTSMessage.Send(URL, FinTSMessage.Create(HBCIVersion, MSG.SETVal(1), DLG.SETVal(0), BLZ, UserID, PIN,
                                                                                            Segment.HISYN, segments, Segment.HIRMS, SEG.NUM))))
                        {
                            return(true);
                        }
                        else
                        {
                            UserID = string.Empty;
                            PIN    = null;

                            Log.Write("Initialisation failed");

                            throw new Exception("Initialisation failed");
                        }
                    }
                    else
                    {
                        UserID = string.Empty;
                        PIN    = null;

                        Log.Write("Sync failed");

                        return(false);
                    }
                }
                catch (Exception ex)
                {
                    UserID = string.Empty;
                    PIN    = null;

                    Log.Write(ex.ToString());

                    if (DEBUG.Enabled)
                    {
                        DEBUG.Write("Software error: " + ex.ToString());
                    }

                    throw new Exception("Software error: " + ex.ToString());
                }
            }
        }
コード例 #12
0
ファイル: RDHXCrypt.cs プロジェクト: codebude/libfintx
        /// <summary>
        /// Encrpyt DES3 key
        /// </summary>
        /// <param name="Key"></param>
        /// <returns></returns>
        static byte[] encryptKey(byte[] Key)
        {
            sessionKey = InitDES3Key();

            if (DEBUG.Enabled)
            {
                DEBUG.Write("Public key length: " + Key.Length);
            }

            var Exponent = new byte[] { 1, 0, 1 };

            var key = Encoding.GetEncoding("iso8859-1").GetBytes(RDH_KEYSTORE.KEY_ENCRYPTION_PUBLIC_BANK);

            BigInteger n = new BigInteger(key);

            int cryptDataSize = n.BitLength;

            byte[] plainText = new byte[cryptDataSize];

            Array.Copy(sessionKey, 0, plainText, plainText.Length - 16, 16);

            BigInteger m = new BigInteger(plainText);

            BigInteger ex = new BigInteger(Exponent);

            BigInteger mo = new BigInteger(+1, key);

            var v = m.ModPow(ex, mo);

            byte[] result = v.ToByteArray();

            if (DEBUG.Enabled)
            {
                DEBUG.Write("Encrypted session key: " + Converter.ByteArrayToString(result));
            }

            if (DEBUG.Enabled)
            {
                DEBUG.Write("Encrypted session key length: " + result.Length);
            }

            // Check for encrypted session key size
            var cryptLength = HBCI_Util.checkForCryptSize(RDH_KEYSTORE.KEY_ENCRYPTION_PUBLIC_BANK.Length, result.Length);

            if (DEBUG.Enabled)
            {
                DEBUG.Write("Crypted session key length is valid: " + cryptLength.ToString());
            }

            if (Trace.Enabled)
            {
                Trace.Write("Session key length: " + result.Length);
            }

            // Throw exception when size is not valid
            if (!cryptLength)
            {
                throw new Exception(HBCI_Exception.CRYPTEDLENGTH());
            }

            return(result);
        }