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  <xs:element name="DaleDaguroMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_DaleDaguroMember"/>
  <xs:element name="EmployeesMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_EmployeesMember"/>
  <xs:element name="ExecutivesAndOtherEmployeesMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_ExecutivesAndOtherEmployeesMember"/>
  <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="HoldersMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_HoldersMember"/>
  <xs:element name="InitialPromissoryNoteMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_InitialPromissoryNoteMember"/>
  <xs:element name="MessrsJisserThompsonAndSzokeMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_MessrsJisserThompsonAndSzokeMember"/>
  <xs:element name="MessrsJosephTrelinMichaelKoehnemanAndMsJacquelineWhiteMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_MessrsJosephTrelinMichaelKoehnemanAndMsJacquelineWhiteMember"/>
  <xs:element name="MessrsMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_MessrsMember"/>
  <xs:element name="MichaelThompsonMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_MichaelThompsonMember"/>
  <xs:element name="MrDaguroMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_MrDaguroMember"/>
  <xs:element name="MrKenJisserMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_MrKenJisserMember"/>
  <xs:element name="MrMehtaMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_MrMehtaMember"/>
  <xs:element name="MrRhonielADaguroMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_MrRhonielADaguroMember"/>
  <xs:element name="MrSellittoMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_MrSellittoMember"/>
  <xs:element name="MrSotoMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_MrSotoMember"/>
  <xs:element name="MrStephenJGarchikMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_MrStephenJGarchikMember"/>
  <xs:element name="MrSzokeMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_MrSzokeMember"/>
  <xs:element name="MrThimotMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_MrThimotMember"/>
  <xs:element name="MrTrelinMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_MrTrelinMember"/>
  <xs:element name="MsJacquelineWhiteMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_MsJacquelineWhiteMember"/>
  <xs:element name="MsPhamMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_MsPhamMember"/>
  <xs:element name="MultiPayBusinessInColombiaMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_MultiPayBusinessInColombiaMember"/>
  <xs:element name="MultiPayMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_MultiPayMember"/>
  <xs:element name="OneCustomerMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_OneCustomerMember"/>
  <xs:element name="OriginalCreditFacilityMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_OriginalCreditFacilityMember"/>
  <xs:element name="RemainingPerformanceObligationMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_RemainingPerformanceObligationMember"/>
  <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="ThePipelineGroupIncTPGMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_ThePipelineGroupIncTPGMember"/>
  <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="TwoThousandTwentyFourStockOptionActivityMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_TwoThousandTwentyFourStockOptionActivityMember"/>
  <xs:element name="TwoThousandTwentyThreeStockOptionIssuancesMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_TwoThousandTwentyThreeStockOptionIssuancesMember"/>
  <xs:element name="MultiPayAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_MultiPayAbstract"/>
  <xs:element name="WorkingCapitalFacilityAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_WorkingCapitalFacilityAbstract"/>
  <xs:element name="DocumentAndEntityInformationAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_DocumentAndEntityInformationAbstract"/>
</xs:schema>
