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  <element id="sfor_ConvertibleNotesPayableRelatedParties" name="ConvertibleNotesPayableRelatedParties" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_FinancingObligation" name="FinancingObligation" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_ConvertibleNotesPayableNetOfDiscount" name="ConvertibleNotesPayableNetOfDiscount" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_ConvertibleNotesPayableDefault" name="ConvertibleNotesPayableDefault" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_NotesPayableNetOfDiscount" name="NotesPayableNetOfDiscount" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_NotesPayableDefault" name="NotesPayableDefault" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_AccruedInterestDueToRelatedParties" name="AccruedInterestDueToRelatedParties" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_PrivatePlacementCosts" name="PrivatePlacementCosts" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_FairValueOfVestedOption" name="FairValueOfVestedOption" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_FairValueOfCommonStockIssuedForServicesShares" name="FairValueOfCommonStockIssuedForServicesShares" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_FairValueOfCommonStockIssuedForServicesAmounts" name="FairValueOfCommonStockIssuedForServicesAmounts" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_AmortizationOfDiscountOnNotesPayable" name="AmortizationOfDiscountOnNotesPayable" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_FairValueOfCommonStockIssuedForServices" name="FairValueOfCommonStockIssuedForServices" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_FairValueOfVestedOptions" name="FairValueOfVestedOptions" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_PrivatePlacementCost" name="PrivatePlacementCost" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_OperatingLeaseLiabilities" name="OperatingLeaseLiabilities" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_FairValueOfDerivativeUponIssuanceOfConvertibleDebtRecordedAsDebtDiscount" name="FairValueOfDerivativeUponIssuanceOfConvertibleDebtRecordedAsDebtDiscount" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_RightOfUseAssetsObtainedInExchangeForOperatingLeaseObligations" name="RightOfUseAssetsObtainedInExchangeForOperatingLeaseObligations" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_FairValueOfFinancingObligationRecordedAsDebtDiscount" name="FairValueOfFinancingObligationRecordedAsDebtDiscount" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_NotesPayableExchangedForFinancingObligation" name="NotesPayableExchangedForFinancingObligation" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_AccruedInterestExchangedForFinancingObligation" name="AccruedInterestExchangedForFinancingObligation" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_ConvertibleNotesPayableRelatedPartiesTextBlock" name="ConvertibleNotesPayableRelatedPartiesTextBlock" nillable="true" xbrli:periodType="duration" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_NotesPayableRelatedPartiesTextBlock" name="NotesPayableRelatedPartiesTextBlock" nillable="true" xbrli:periodType="duration" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_FinancingObligationDisclosureTextBlock" name="FinancingObligationDisclosureTextBlock" nillable="true" xbrli:periodType="duration" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_Note7ContingentPaymentObligation" name="Note7ContingentPaymentObligation" nillable="true" xbrli:periodType="duration" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_BasisOfPresentationunauditedInterimFinancialInformationPolicyTextBlock" name="BasisOfPresentationunauditedInterimFinancialInformationPolicyTextBlock" nillable="true" xbrli:periodType="duration" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_GoingConcernPolicyTextBlock" name="GoingConcernPolicyTextBlock" nillable="true" xbrli:periodType="duration" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_StockBasedPayments" name="StockBasedPayments" nillable="true" xbrli:periodType="duration" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_ConcentrationsPolicyTextBlock" name="ConcentrationsPolicyTextBlock" nillable="true" xbrli:periodType="duration" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_ScheduleOfChangesInEstimatedFairValueTableTextBlock" name="ScheduleOfChangesInEstimatedFairValueTableTextBlock" nillable="true" xbrli:periodType="duration" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_ScheduleOfSupplementalBalanceSheetInformationTableTextBlock" name="ScheduleOfSupplementalBalanceSheetInformationTableTextBlock" nillable="true" xbrli:periodType="duration" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_ScheduleOfMaturitiesTableTextBlock" name="ScheduleOfMaturitiesTableTextBlock" nillable="true" xbrli:periodType="duration" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_SoftwareRevenues" name="SoftwareRevenues" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_SalesRevenueServices" name="SalesRevenueServices" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_RecognitionOfDerivativeLiabilitiesUponInitialValuation" name="RecognitionOfDerivativeLiabilitiesUponInitialValuation" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_ExtinguishmentOfDerivativeLiabilities" name="ExtinguishmentOfDerivativeLiabilities" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_NetChangeInTheFairValueOfDerivativeLiabilities" name="NetChangeInTheFairValueOfDerivativeLiabilities" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_StockholdersDeficit" name="StockholdersDeficit" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_UnsecuredPromissoryNote" name="UnsecuredPromissoryNote" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_Dart" name="Dart" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_BConvertibleNotesWithFixedConversionFeatures" name="BConvertibleNotesWithFixedConversionFeatures" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_CConvertibleNotesWithAdjustableConversionFeature" name="CConvertibleNotesWithAdjustableConversionFeature" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_TotalConvertibleNotesPrincipalOutstanding" name="TotalConvertibleNotesPrincipalOutstanding" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_ConvertibleNotesPayableAggregate" name="ConvertibleNotesPayableAggregate" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_AccuredInterestDue" name="AccuredInterestDue" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_ConvertibleNotes" name="ConvertibleNotes" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_Interest" name="Interest" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_ConvertibleNotesAtFixedConversion" name="ConvertibleNotesAtFixedConversion" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_CovertibleNotes" name="CovertibleNotes" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_UnsecuredAbstract" name="UnsecuredAbstract" nillable="true" abstract="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_DPromissoryNotesStrikeforceInvestorGroup" name="DPromissoryNotesStrikeforceInvestorGroup" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_CPromissoryNotesIssuedByBlocksafe365000AndZeroInDefaultAtSeptember302019AndDecember312018Respectively" name="CPromissoryNotesIssuedByBlocksafe365000AndZeroInDefaultAtSeptember302019AndDecember312018Respectively" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_DebtDiscounts" name="DebtDiscounts" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_ExtendedDueDate" name="ExtendedDueDate" nillable="true" xbrli:periodType="duration" type="xbrli:dateItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_TokensAmount" name="TokensAmount" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_FinancingObligationDescription" name="FinancingObligationDescription" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_FundReceivedFromFunders" name="FundReceivedFromFunders" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_GrossProceeds" name="GrossProceeds" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_ContingentObligationDescription" name="ContingentObligationDescription" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_ConversionFeatureAbstract" name="ConversionFeatureAbstract" nillable="true" abstract="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_ConversionPriceDescriptionOfConvertiblePromissoryNotes" name="ConversionPriceDescriptionOfConvertiblePromissoryNotes" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_BeneficialConversionFeature" name="BeneficialConversionFeature" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_OtherInformationAbstract" name="OtherInformationAbstract" nillable="true" abstract="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_CashPaidForAmountsIncludedInTheMeasurementOfLeaseLiabilitiesForTheThreeQuartersEndedSeptember302019" name="CashPaidForAmountsIncludedInTheMeasurementOfLeaseLiabilitiesForTheThreeQuartersEndedSeptember302019" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_OperatingLeaseIabilitesCurrentPortion" name="OperatingLeaseIabilitesCurrentPortion" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_TotalOperatingLeaseLiabilities" name="TotalOperatingLeaseLiabilities" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_PresentValueOfLeaseLiabilities" name="PresentValueOfLeaseLiabilities" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_OperatingLeaseDescription" name="OperatingLeaseDescription" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_CommonStockSharesIssued1" name="CommonStockSharesIssued1" nillable="true" xbrli:periodType="instant" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_FairValueOfCommonStockIssuedForServicesShare" name="FairValueOfCommonStockIssuedForServicesShare" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_FairValueOfCommonStockIssuedForServicesValue" name="FairValueOfCommonStockIssuedForServicesValue" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_DebtConversionConvertedAmountAccruedInterest" name="DebtConversionConvertedAmountAccruedInterest" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_NumberOfOptionsShares" name="NumberOfOptionsShares" nillable="true" abstract="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_NumberOfOptionsSharesBeginningBalance" name="NumberOfOptionsSharesBeginningBalance" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_NumberOfOptionsSharesGranted" name="NumberOfOptionsSharesGranted" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_NumberOfOptionsSharesExercised" name="NumberOfOptionsSharesExercised" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_NumberOfOptionsSharesExpired" name="NumberOfOptionsSharesExpired" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_NumberOfOptionsSharesEndingBalance" name="NumberOfOptionsSharesEndingBalance" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_NumberOfOptionsSharesEndingExercisable" name="NumberOfOptionsSharesEndingExercisable" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_WeightedAverageExercisePrice" name="WeightedAverageExercisePrice" nillable="true" abstract="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_WeightedAverageExercisePriceBeginningBalance" name="WeightedAverageExercisePriceBeginningBalance" nillable="true" xbrli:periodType="duration" type="num:perShareItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_WeightedAverageExercisePriceGranted" name="WeightedAverageExercisePriceGranted" nillable="true" xbrli:periodType="duration" type="num:perShareItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_WeightedAverageExercisePriceExercised" name="WeightedAverageExercisePriceExercised" nillable="true" xbrli:periodType="duration" type="num:perShareItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_WeightedAverageExercisePriceExpired" name="WeightedAverageExercisePriceExpired" nillable="true" xbrli:periodType="duration" type="num:perShareItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_WeightedAverageExercisePriceEndingBalance" name="WeightedAverageExercisePriceEndingBalance" nillable="true" xbrli:periodType="duration" type="num:perShareItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_WeightedAverageExercisePriceEndingExercisable" name="WeightedAverageExercisePriceEndingExercisable" nillable="true" xbrli:periodType="duration" type="num:perShareItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_ExercisePriceRangePerShare" name="ExercisePriceRangePerShare" nillable="true" abstract="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_ExercisePriceRangePerShareBeginningBalance" name="ExercisePriceRangePerShareBeginningBalance" nillable="true" xbrli:periodType="duration" type="num:perShareItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_ExercisePriceRangePerShareEndingExercisableBalance" name="ExercisePriceRangePerShareEndingExercisableBalance" nillable="true" xbrli:periodType="duration" type="num:perShareItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_ExercisePriceRangePerShareEndingBalance" name="ExercisePriceRangePerShareEndingBalance" nillable="true" xbrli:periodType="duration" type="num:perShareItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_OptionToPurchaseCommonShares" name="OptionToPurchaseCommonShares" nillable="true" xbrli:periodType="instant" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_ExpiryYear" name="ExpiryYear" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_CompensationCostOfVestedOption" name="CompensationCostOfVestedOption" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_InvestmentWarrantsExercisePrice" name="InvestmentWarrantsExercisePrice" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_OptionToBuyPatentPrice" name="OptionToBuyPatentPrice" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_AmountPayableToRelatedPartyRecordedFromRelatedParty" name="AmountPayableToRelatedPartyRecordedFromRelatedParty" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_EventOfDefaultPurchasePrice" name="EventOfDefaultPurchasePrice" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_EventOfDefaultMaturityDate" name="EventOfDefaultMaturityDate" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_AmountReceivablePercentage1" name="AmountReceivablePercentage1" nillable="true" xbrli:periodType="duration" type="num:percentItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_DebtConversionConvertedInstrumentAccruedInterestSharesIssued" name="DebtConversionConvertedInstrumentAccruedInterestSharesIssued" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_ConvertiblePromissoryNoteConversionDescription" name="ConvertiblePromissoryNoteConversionDescription" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_MaturityPeriod" name="MaturityPeriod" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_StockholdersDeficitAbstract" name="StockholdersDeficitAbstract" nillable="true" abstract="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesDetailsAbstract" name="DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesDetailsAbstract" nillable="true" abstract="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
  <element id="sfor_OrganizationAndSummaryOfSignificantAccountingPoliciesDetailsAbstract" name="OrganizationAndSummaryOfSignificantAccountingPoliciesDetailsAbstract" nillable="true" abstract="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
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  <element id="sfor_ConvertibleNotesPayableRelatedPartiesAbstract" name="ConvertibleNotesPayableRelatedPartiesAbstract" nillable="true" abstract="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
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</schema>


