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  <xs:element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisedInPeriodWeightedAverageGrantDateFairValue" type="dtr:perShareItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisedInPeriodWeightedAverageGrantDateFairValue"/>
  <xs:element name="StockholdersEquityDetailsScheduleofGrantDateFairValueofOptionsGrantedTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="auid_StockholdersEquityDetailsScheduleofGrantDateFairValueofOptionsGrantedTable"/>
  <xs:element name="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsGrantedWeightedAverageRemainingContractualTerm1" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsGrantedWeightedAverageRemainingContractualTerm1"/>
  <xs:element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantInPeriodGrantDateIntrinsicValue" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="auid_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantInPeriodGrantDateIntrinsicValue"/>
  <xs:element name="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsWeightedAverageContractualLifeExercised" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsWeightedAverageContractualLifeExercised"/>
  <xs:element name="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsWeightedAverageContractualLifeForfeitedcancelled" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsWeightedAverageContractualLifeForfeitedcancelled"/>
  <xs:element name="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsAggregateIntrinsicValueForfeitedcancelled" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="auid_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsAggregateIntrinsicValueForfeitedcancelled"/>
  <xs:element name="BasisofPresentationDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="auid_BasisofPresentationDetailsTable"/>
  <xs:element name="NonCancellableContractedAmounts" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="auid_NonCancellableContractedAmounts"/>
  <xs:element name="IntangibleAssetsNetOtherthanGoodwillDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="auid_IntangibleAssetsNetOtherthanGoodwillDetailsTable"/>
  <xs:element name="RelatedPartyTransactionsDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="auid_RelatedPartyTransactionsDetailsTable"/>
  <xs:element name="PerformanceContributionsAggregateAmount" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="auid_PerformanceContributionsAggregateAmount"/>
  <xs:element name="StockholdersEquityDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="auid_StockholdersEquityDetailsTable"/>
  <xs:element name="AcquiredAndDevelopedSoftwareMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_AcquiredAndDevelopedSoftwareMember"/>
  <xs:element name="ConvertibleNotePayableMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_ConvertibleNotePayableMember"/>
  <xs:element name="FifteenPointZeroOneToTwentyPointZeroZeroMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_FifteenPointZeroOneToTwentyPointZeroZeroMember"/>
  <xs:element name="FivePointZeroOneToTenPointZeroZeroMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_FivePointZeroOneToTenPointZeroZeroMember"/>
  <xs:element name="MessrsMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_MessrsMember"/>
  <xs:element name="MrJoeTrelinMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_MrJoeTrelinMember"/>
  <xs:element name="MrKunalMehtaMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_MrKunalMehtaMember"/>
  <xs:element name="OneCustomerMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_OneCustomerMember"/>
  <xs:element name="StockOptionsMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_StockOptionsMember"/>
  <xs:element name="TenPointZeroOneToFifteenPointZeroZeroMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_TenPointZeroOneToFifteenPointZeroZeroMember"/>
  <xs:element name="ThreeCustomerMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_ThreeCustomerMember"/>
  <xs:element name="TwentyPointZeroOneToOneHundredTwentyOnePointTwoEightMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_TwentyPointZeroOneToOneHundredTwentyOnePointTwoEightMember"/>
  <xs:element name="TwoCustomerMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_TwoCustomerMember"/>
  <xs:element name="TwoPointSixFourToFivePointZeroZeroMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_TwoPointSixFourToFivePointZeroZeroMember"/>
  <xs:element name="DocumentAndEntityInformationAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_DocumentAndEntityInformationAbstract"/>
</xs:schema>
