public static OperationResult TokensCreateNew(TokenTypeBaseParams tkTypeBaseParams, string masterKey, string vendorSerialNumber, string dataEntropy, out TokenCryptoData tokenCryptoData) { OperationResult result; try { byte[] data; byte[] data2; long movingFactor; if (OperationResult.Error == HOTPCryptoData.Generate(masterKey, null, tkTypeBaseParams, out data, out data2, out movingFactor)) { tokenCryptoData = new TokenCryptoData(null, null, default(CryptoData), default(TokenTypeBaseParams)); result = OperationResult.Error; } else { TokenCryptoData tokenCryptoData2 = new TokenCryptoData(null, vendorSerialNumber, new CryptoData(movingFactor, BaseFunctions.HexEncoder(data), BaseFunctions.HexEncoder(data2), ""), tkTypeBaseParams); tokenCryptoData2.ResetMovingFactor(HOTPCipherInitialize.createSequenceNumber()); /*--------------------------*/ byte[] tokenSeed = tokenCryptoData2.GetTokenSeed(masterKey); string x = Encoding.ASCII.GetString(tokenSeed); Base32Encoder enc = new Base32Encoder(); string y = enc.Encode(tokenSeed); /*--------------------------*/ if (tkTypeBaseParams.MovingFactorType == TokenMovingFactorType.TransactionAuthenticationNumber) { string value; if (OperationResult.Error == TokensBaseFunctions.tokenTANMatrixIntegrityCheck(tokenCryptoData2, tokenCryptoData2.GetTokenSeed(masterKey), (dataEntropy == null || dataEntropy.Length < 1) ? new byte[0] : BaseFunctions.convertStringToByteArray(dataEntropy), out value)) { tokenCryptoData = new TokenCryptoData(null, null, default(CryptoData), default(TokenTypeBaseParams)); result = OperationResult.Error; return result; } tokenCryptoData2.ResetSupportCryptoData(value); } tokenCryptoData = tokenCryptoData2; result = OperationResult.Success; } } catch { LOGGER.Write(LOGGER.LogCategory.ERROR, "SF.Expand.SAF.Core::TokensCreateNew[]", null); tokenCryptoData = new TokenCryptoData(null, null, default(CryptoData), default(TokenTypeBaseParams)); result = OperationResult.Error; } return result; }
public static string[] tokenTANMatrixArrayFetch(TokenCryptoData tokenCryptoData, string masterKey, string dataEntropy) { string[] result; try { string[] array = BaseFunctions.DecodeFrom64(tokenCryptoData.CryptoData.SupportCryptoData).Split(new char[] { ';' }); if (tokenCryptoData.TokenBaseParams.OTPValidationWindow != array.Length) { result = null; } else { byte[] tokenSeed = tokenCryptoData.GetTokenSeed(masterKey); string[] array2 = new string[tokenCryptoData.TokenBaseParams.OTPValidationWindow]; for (int i = 0; i < tokenCryptoData.TokenBaseParams.OTPValidationWindow; i++) { tokenCryptoData.ResetMovingFactor((long)int.Parse(array[i])); array2[i] = HOTPPwdGenerator.generate(tokenCryptoData, tokenSeed, (dataEntropy == null || dataEntropy.Length < 1) ? new byte[0] : BaseFunctions.convertStringToByteArray(dataEntropy)); } result = array2; } } catch { LOGGER.Write(LOGGER.LogCategory.ERROR, "SF.Expand.SAF.Core::TANMatrixArrayFetch[]", null); result = null; } finally { } return result; }
public static string generate(TokenCryptoData tokenCryptoData, string masterKey, byte[] entropy) { return HOTPPwdGenerator.generate(tokenCryptoData, tokenCryptoData.GetTokenSeed(masterKey), entropy); }
public bool Export(string pin, string deviceType, string masterKey, TokenCryptoData tokenCryptoData, out string tokenBlob) { tokenBlob = null; bool result; try { if (pin == null || pin.Length < 4 || deviceType == null || deviceType.Length != 2) { result = false; } else { byte[] blob = new byte[114]; byte[] cryptoBlock = new byte[48]; byte[] _oTPOffSet = new byte[] { (byte)tokenCryptoData.TokenBaseParams.OTPOffSet }; byte[] _oTPTotalDigits = new byte[] { (byte)tokenCryptoData.TokenBaseParams.OTPTotalDigits }; byte[] _movingFactorType = new byte[] { (byte)tokenCryptoData.TokenBaseParams.MovingFactorType }; byte[] _hOTPMovingFactorDrift = new byte[] { (byte)tokenCryptoData.TokenBaseParams.HOTPMovingFactorDrift }; byte[] _dvType = new byte[] { (char.Parse(deviceType.Substring(0, 1)) <= '9' && char.Parse(deviceType.Substring(0, 1)) >= '0') ? byte.Parse(deviceType.Substring(0, 1)) : ((byte)char.Parse(deviceType.Substring(0, 1))), (char.Parse(deviceType.Substring(1, 1)) <= '9' && char.Parse(deviceType.Substring(1, 1)) >= '0') ? byte.Parse(deviceType.Substring(1, 1)) : ((byte)char.Parse(deviceType.Substring(1, 1))) }; byte[] _pin = HashBaseFunction.createBinaryHash(BaseFunctions.convertStringToByteArray(pin)); byte[] _movingFactor = BitConverter.GetBytes(tokenCryptoData.CryptoData.MovingFactor); byte[] _serialNumber = BaseFunctions.HexDecoder(tokenCryptoData.CryptoData.InternalSerialNumber); byte[] _internalKey = tokenCryptoData.GetTokenSeed(masterKey); Buffer.BlockCopy(_internalKey, 0, cryptoBlock, 0, 32); Buffer.BlockCopy(_movingFactor, 0, cryptoBlock, 32, 8); Buffer.BlockCopy(_oTPTotalDigits, 0, cryptoBlock, 40, 1); Buffer.BlockCopy(_oTPOffSet, 0, cryptoBlock, 41, 1); Buffer.BlockCopy(_movingFactorType, 0, cryptoBlock, 42, 1); Buffer.BlockCopy(_hOTPMovingFactorDrift, 0, cryptoBlock, 43, 1); Buffer.BlockCopy(_dvType, 0, blob, 0, 2); Buffer.BlockCopy(_pin, 0, blob, 2, 32); Buffer.BlockCopy(_serialNumber, 0, blob, 34, 32); Buffer.BlockCopy(HOTPCipher.encrypt(cryptoBlock, HOTPCipherInitialize.createCryptKey(_serialNumber, pin)), 0, blob, 66, 48); tokenBlob = BaseFunctions.HexEncoder(blob); result = true; } } catch (Exception ex) { SAFLOGGER.Write(SAFLOGGER.LOGGEREventID.EXCEPTION, "SAFCORE", new string[] { "http://sfexpand.SAFCore.BLOBStructInfSrv.softfinanca.com/", Assembly.GetExecutingAssembly().FullName.ToString(), ex.ToString() }); tokenBlob = null; result = false; } return result; }
public static OperationResult TokensCreateNew(TokenTypeBaseParams tkTypeBaseParams, string masterKey, string vendorSerialNumber, string dataEntropy, out TokenCryptoData tokenCryptoData) { OperationResult result; try { byte[] tkseed; byte[] tkserial; long tkmovFactor; if (OperationResult.Error == HOTPCryptoData.Generate(masterKey, null, tkTypeBaseParams, out tkseed, out tkserial, out tkmovFactor)) { tokenCryptoData = new TokenCryptoData(null, null, new CryptoData(), new TokenTypeBaseParams()); result = OperationResult.Error; } else { TokenCryptoData _tkCryptoData = new TokenCryptoData(null, vendorSerialNumber, new CryptoData(tkmovFactor, BaseFunctions.HexEncoder(tkseed), BaseFunctions.HexEncoder(tkserial), ""), tkTypeBaseParams); _tkCryptoData.ResetMovingFactor(HOTPCipherInitialize.createSequenceNumber()); if (tkTypeBaseParams.MovingFactorType == TokenMovingFactorType.TransactionAuthenticationNumber) { string supportCryptoData; if (OperationResult.Error == TokensBaseFunctions.tokenTANMatrixIntegrityCheck(_tkCryptoData, _tkCryptoData.GetTokenSeed(masterKey), (dataEntropy == null || dataEntropy.Length < 1) ? new byte[0] : BaseFunctions.convertStringToByteArray(dataEntropy), out supportCryptoData)) { tokenCryptoData = new TokenCryptoData(null, null, new CryptoData(), new TokenTypeBaseParams()); result = OperationResult.Error; return result; } _tkCryptoData.ResetSupportCryptoData(supportCryptoData); } tokenCryptoData = _tkCryptoData; result = OperationResult.Success; } } catch (Exception ex) { tokenCryptoData = new TokenCryptoData(null, null, default(CryptoData), default(TokenTypeBaseParams)); SAFLOGGER.Write(SAFLOGGER.LOGGEREventID.EXCEPTION, "SAFCORE", new string[] { "http://sfexpand.SAFCore.TokensBaseFunctions.softfinanca.com/", Assembly.GetExecutingAssembly().FullName.ToString(), ex.ToString() }); result = OperationResult.Error; } finally { // byte[] tkseed = null; // byte[] tkserial = null; } return result; }
public static string[] tokenTANMatrixArrayFetch(TokenCryptoData tokenCryptoData, string masterKey, string dataEntropy) { string[] result; try { string[] _TanChallenge = BaseFunctions.DecodeFrom64(tokenCryptoData.CryptoData.SupportCryptoData).Split(new char[] { ';' }); if (tokenCryptoData.TokenBaseParams.OTPValidationWindow != _TanChallenge.Length) { result = null; } else { byte[] _seedOpen = tokenCryptoData.GetTokenSeed(masterKey); string[] _matriz = new string[tokenCryptoData.TokenBaseParams.OTPValidationWindow]; for (int _index = 0; _index < tokenCryptoData.TokenBaseParams.OTPValidationWindow; _index++) { tokenCryptoData.ResetMovingFactor((long)int.Parse(_TanChallenge[_index])); _matriz[_index] = HOTPPwdGenerator.generate(tokenCryptoData, _seedOpen, (dataEntropy == null || dataEntropy.Length < 1) ? new byte[0] : BaseFunctions.convertStringToByteArray(dataEntropy)); } result = _matriz; } } catch (Exception ex) { SAFLOGGER.Write(SAFLOGGER.LOGGEREventID.EXCEPTION, "SAFCORE", new string[] { "http://sfexpand.SAFCore.TokensBaseFunctions.softfinanca.com/", Assembly.GetExecutingAssembly().FullName.ToString(), ex.ToString() }); result = null; } finally { } return result; }