<?xml version="1.0" encoding="US-ASCII"?>
<!-- Generated by CompSci Transform (tm) - http://www.compsciresources.com -->
<!-- Created: Thu May 11 13:49:38 UTC 2023 -->
<xs:schema elementFormDefault="qualified" xmlns:srt-types="http://fasb.org/srt-types/2023" xmlns:auid="http://ipsidy.com/20230331" targetNamespace="http://ipsidy.com/20230331" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:us-types="http://fasb.org/us-types/2023" xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:dtr="http://www.xbrl.org/dtr/type/2022-03-31" xmlns:xbrli="http://www.xbrl.org/2003/instance">
  <xs:annotation>
    <xs:appinfo>
      <link:linkbaseRef xlink:type="simple" xlink:href="auid-20230331_lab.xml" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:role="http://www.xbrl.org/2003/role/labelLinkbaseRef"/>
      <link:linkbaseRef xlink:type="simple" xlink:href="auid-20230331_pre.xml" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:role="http://www.xbrl.org/2003/role/presentationLinkbaseRef"/>
      <link:linkbaseRef xlink:type="simple" xlink:href="auid-20230331_def.xml" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:role="http://www.xbrl.org/2003/role/definitionLinkbaseRef"/>
      <link:linkbaseRef xlink:type="simple" xlink:href="auid-20230331_cal.xml" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:role="http://www.xbrl.org/2003/role/calculationLinkbaseRef"/>
      <link:roleType roleURI="http://ipsidy.com/role/ConsolidatedBalanceSheet" id="auid_r_ConsolidatedBalanceSheet">
        <link:definition>001 - Statement - Condensed Consolidated Balance Sheets</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ipsidy.com/role/ConsolidatedBalanceSheet_Parentheticals" id="auid_r_ConsolidatedBalanceSheet_Parentheticals">
        <link:definition>002 - Statement - Condensed Consolidated Balance Sheets (Parentheticals)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ipsidy.com/role/ConsolidatedIncomeStatement" id="auid_r_ConsolidatedIncomeStatement">
        <link:definition>003 - Statement - Condensed Consolidated Statements of Operations (Unaudited)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ipsidy.com/role/ConsolidatedIncomeStatement_Parentheticals" id="auid_r_ConsolidatedIncomeStatement_Parentheticals">
        <link:definition>004 - Statement - Condensed Consolidated Statements of Operations (Unaudited) (Parentheticals)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ipsidy.com/role/ConsolidatedComprehensiveIncome" id="auid_r_ConsolidatedComprehensiveIncome">
        <link:definition>005 - Statement - Condensed Consolidated Statements of Comprehensive Loss (Unaudited)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ipsidy.com/role/ShareholdersEquityType2or3" id="auid_r_ShareholdersEquityType2or3">
        <link:definition>006 - Statement - Condensed Consolidated Statements of Changes in Stockholders&#8217; (Deficit) Equity (Unaudited)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ipsidy.com/role/ConsolidatedCashFlow" id="auid_r_ConsolidatedCashFlow">
        <link:definition>007 - Statement - Condensed Consolidated Statements of Cash Flows (Unaudited)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ipsidy.com/role/BasisofPresentation" id="auid_r_BasisofPresentation">
        <link:definition>008 - Disclosure - Basis of Presentation</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ipsidy.com/role/OtherCurrentAssetsandOtherAssets" id="auid_r_OtherCurrentAssetsandOtherAssets">
        <link:definition>009 - Disclosure - Other Current Assets and Other Assets</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ipsidy.com/role/IntangibleAssetsNetOtherthanGoodwill" id="auid_r_IntangibleAssetsNetOtherthanGoodwill">
        <link:definition>010 - Disclosure - Intangible Assets, Net (Other than Goodwill)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ipsidy.com/role/AccountsPayableandAccruedExpenses" id="auid_r_AccountsPayableandAccruedExpenses">
        <link:definition>011 - Disclosure - Accounts Payable and Accrued Expenses</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ipsidy.com/role/CreditFacility" id="auid_r_CreditFacility">
        <link:definition>012 - Disclosure - Credit Facility</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ipsidy.com/role/ConvertibleNotesPayable" id="auid_r_ConvertibleNotesPayable">
        <link:definition>013 - Disclosure - Convertible Notes Payable</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ipsidy.com/role/RelatedPartyTransactions" id="auid_r_RelatedPartyTransactions">
        <link:definition>014 - Disclosure - Related Party Transactions</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ipsidy.com/role/StockholdersEquity" id="auid_r_StockholdersEquity">
        <link:definition>015 - Disclosure - Stockholder's Equity</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ipsidy.com/role/DiscontinuedOperationsandAssetsHeldforSale" id="auid_r_DiscontinuedOperationsandAssetsHeldforSale">
        <link:definition>016 - Disclosure - Discontinued Operations and Assets Held for Sale</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ipsidy.com/role/CommitmentsandContingencies" id="auid_r_CommitmentsandContingencies">
        <link:definition>017 - Disclosure - Commitments and Contingencies</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ipsidy.com/role/AccountingPoliciesByPolicy" id="auid_r_AccountingPoliciesByPolicy">
        <link:definition>018 - Disclosure - Accounting Policies, by Policy (Policies)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ipsidy.com/role/BasisofPresentationTables" id="auid_r_BasisofPresentationTables">
        <link:definition>019 - Disclosure - Basis of Presentation (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ipsidy.com/role/OtherCurrentAssetsandOtherAssetsTables" id="auid_r_OtherCurrentAssetsandOtherAssetsTables">
        <link:definition>020 - Disclosure - Other Current Assets and Other Assets (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ipsidy.com/role/IntangibleAssetsNetOtherthanGoodwillTables" id="auid_r_IntangibleAssetsNetOtherthanGoodwillTables">
        <link:definition>021 - Disclosure - Intangible Assets, Net (Other than Goodwill) (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ipsidy.com/role/AccountsPayableandAccruedExpensesTables" id="auid_r_AccountsPayableandAccruedExpensesTables">
        <link:definition>022 - Disclosure - Accounts Payable and Accrued Expenses (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ipsidy.com/role/CreditFacilityTables" id="auid_r_CreditFacilityTables">
        <link:definition>023 - Disclosure - Credit Facility (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ipsidy.com/role/ConvertibleNotesPayableTables" id="auid_r_ConvertibleNotesPayableTables">
        <link:definition>024 - Disclosure - Convertible Notes Payable (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ipsidy.com/role/StockholdersEquityTables" id="auid_r_StockholdersEquityTables">
        <link:definition>025 - Disclosure - Stockholder's Equity (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ipsidy.com/role/DiscontinuedOperationsandAssetsHeldforSaleTables" id="auid_r_DiscontinuedOperationsandAssetsHeldforSaleTables">
        <link:definition>026 - Disclosure - Discontinued Operations and Assets Held for Sale (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ipsidy.com/role/BasisofPresentationDetails" id="auid_r_BasisofPresentationDetails">
        <link:definition>027 - Disclosure - Basis of Presentation (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ipsidy.com/role/ScheduleofcalculationofdilutedlosspershareTable" id="auid_r_ScheduleofcalculationofdilutedlosspershareTable">
        <link:definition>028 - Disclosure - Basis of Presentation (Details) - Schedule of calculation of diluted loss per share</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ipsidy.com/role/ScheduleofothercurrentassetsTable" id="auid_r_ScheduleofothercurrentassetsTable">
        <link:definition>029 - Disclosure - Other Current Assets and Other Assets (Details) - Schedule of other current assets</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ipsidy.com/role/ScheduleofotherassetsTable" id="auid_r_ScheduleofotherassetsTable">
        <link:definition>030 - Disclosure - Other Current Assets and Other Assets (Details) - Schedule of other assets</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ipsidy.com/role/IntangibleAssetsNetOtherthanGoodwillDetails" id="auid_r_IntangibleAssetsNetOtherthanGoodwillDetails">
        <link:definition>031 - Disclosure - Intangible Assets, Net (Other than Goodwill) (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ipsidy.com/role/ScheduleofintangibleassetsTable" id="auid_r_ScheduleofintangibleassetsTable">
        <link:definition>032 - Disclosure - Intangible Assets, Net (Other than Goodwill) (Details) - Schedule of intangible assets</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ipsidy.com/role/ScheduleoffutureexpectedamortizationofintangibleassetsTable" id="auid_r_ScheduleoffutureexpectedamortizationofintangibleassetsTable">
        <link:definition>033 - Disclosure - Intangible Assets, Net (Other than Goodwill) (Details) - Schedule of future expected amortization of intangible assets</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ipsidy.com/role/AccountsPayableandAccruedExpensesDetails" id="auid_r_AccountsPayableandAccruedExpensesDetails">
        <link:definition>034 - Disclosure - Accounts Payable and Accrued Expenses (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ipsidy.com/role/ScheduleofaccountspayableandaccruedexpensesTable" id="auid_r_ScheduleofaccountspayableandaccruedexpensesTable">
        <link:definition>035 - Disclosure - Accounts Payable and Accrued Expenses (Details) - Schedule of accounts payable and accrued expenses</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ipsidy.com/role/CreditFacilityDetails" id="auid_r_CreditFacilityDetails">
        <link:definition>036 - Disclosure - Credit Facility (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ipsidy.com/role/ScheduleofsummaryofthecreditfacilitybalanceTable" id="auid_r_ScheduleofsummaryofthecreditfacilitybalanceTable">
        <link:definition>037 - Disclosure - Credit Facility (Details) - Schedule of summary of the credit facility balance</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
<!-- [WMV5][XcpuxYn59dz7vgYynUDuwG7r97K2jUTysl7vcz0lJt/tSeJz73kx1cLt0ZFF2SK/vxBCY0vdSrawNxpMaSEDdZGqPNMC8bN4Fbr0RL40ZwpUxqTC0Z3YlsC1OxhpwxAuMC0uubgM1jB8Tloko+mGmMv2qgYgHlS2popoJ4r7YyKaBFTIXg0zEpiDeXtPP/p9lFBg3TzDxbQhOpQr6fRLQdAv3QnHV3Igb3jcbs8FM+EsmBPheyt9ehrN/MnZVELhH3boaP4doN2wD9xUYKKvtQ==] CSR-->
      <link:roleType roleURI="http://ipsidy.com/role/ConvertibleNotesPayableDetails" id="auid_r_ConvertibleNotesPayableDetails">
        <link:definition>038 - Disclosure - Convertible Notes Payable (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ipsidy.com/role/ScheduleoftheconvertiblenotespayableoutstandingTable" id="auid_r_ScheduleoftheconvertiblenotespayableoutstandingTable">
        <link:definition>039 - Disclosure - Convertible Notes Payable (Details) - Schedule of the convertible notes payable outstanding</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ipsidy.com/role/ScheduleoftheconvertiblenotespayableoutstandingTable_Parentheticals" id="auid_r_ScheduleoftheconvertiblenotespayableoutstandingTable_Parentheticals">
        <link:definition>040 - Disclosure - Convertible Notes Payable (Details) - Schedule of the convertible notes payable outstanding (Parentheticals)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ipsidy.com/role/RelatedPartyTransactionsDetails" id="auid_r_RelatedPartyTransactionsDetails">
        <link:definition>041 - Disclosure - Related Party Transactions (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ipsidy.com/role/StockholdersEquityDetails" id="auid_r_StockholdersEquityDetails">
        <link:definition>042 - Disclosure - Stockholder's Equity (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ipsidy.com/role/ScheduleofstockoptionTable" id="auid_r_ScheduleofstockoptionTable">
        <link:definition>043 - Disclosure - Stockholder's Equity (Details) - Schedule of stock option</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ipsidy.com/role/DiscontinuedOperationsandAssetsHeldforSaleDetails" id="auid_r_DiscontinuedOperationsandAssetsHeldforSaleDetails">
        <link:definition>044 - Disclosure - Discontinued Operations and Assets Held for Sale (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ipsidy.com/role/ScheduleofoperationsofcardsplusandmultipayTable" id="auid_r_ScheduleofoperationsofcardsplusandmultipayTable">
        <link:definition>045 - Disclosure - Discontinued Operations and Assets Held for Sale (Details) - Schedule of operations of cards plus and multipay</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ipsidy.com/role/ScheduleofoperationsassetsandliabilitieshavebeenreclassifiedTable" id="auid_r_ScheduleofoperationsassetsandliabilitieshavebeenreclassifiedTable">
        <link:definition>046 - Disclosure - Discontinued Operations and Assets Held for Sale (Details) - Schedule of operations assets and liabilities have been reclassified</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ipsidy.com/role/ScheduleofcashflowactivityrelatedtodiscontinuedoperationsTable" id="auid_r_ScheduleofcashflowactivityrelatedtodiscontinuedoperationsTable">
        <link:definition>047 - Disclosure - Discontinued Operations and Assets Held for Sale (Details) - Schedule of cash flow activity related to discontinued operations</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ipsidy.com/role/CommitmentsandContingenciesDetails" id="auid_r_CommitmentsandContingenciesDetails">
        <link:definition>048 - Disclosure - Commitments and Contingencies (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://ipsidy.com/role/DocumentAndEntityInformation" id="DocumentAndEntityInformation">
        <link:definition>000 - Document - Document And Entity Information</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
    </xs:appinfo>
  </xs:annotation>
  <xs:import namespace="http://www.xbrl.org/2003/instance" schemaLocation="http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd"/>
  <xs:import namespace="http://www.xbrl.org/2003/linkbase" schemaLocation="http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd"/>
  <xs:import namespace="http://fasb.org/us-types/2023" schemaLocation="https://xbrl.fasb.org/us-gaap/2023/elts/us-types-2023.xsd"/>
  <xs:import namespace="http://www.xbrl.org/dtr/type/2022-03-31" schemaLocation="https://www.xbrl.org/dtr/type/2022-03-31/types.xsd"/>
  <xs:import namespace="http://xbrl.org/2005/xbrldt" schemaLocation="http://www.xbrl.org/2005/xbrldt-2005.xsd"/>
  <xs:import namespace="http://fasb.org/srt-types/2023" schemaLocation="https://xbrl.fasb.org/srt/2023/elts/srt-types-2023.xsd"/>
  <xs:import namespace="http://xbrl.sec.gov/sic/2023" schemaLocation="https://xbrl.sec.gov/sic/2023/sic-2023.xsd"/>
  <xs:element name="ScheduleOfCalculationOfDilutedLossPerShareAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_ScheduleOfCalculationOfDilutedLossPerShareAbstract"/>
  <xs:element name="ScheduleOfOtherCurrentAssetsAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_ScheduleOfOtherCurrentAssetsAbstract"/>
  <xs:element name="ScheduleOfOtherAssetsAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_ScheduleOfOtherAssetsAbstract"/>
  <xs:element name="ScheduleOfIntangibleAssetsAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_ScheduleOfIntangibleAssetsAbstract"/>
  <xs:element name="ScheduleOfFutureExpectedAmortizationOfIntangibleAssetsAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_ScheduleOfFutureExpectedAmortizationOfIntangibleAssetsAbstract"/>
  <xs:element name="ScheduleOfAccountsPayableAndAccruedExpensesAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_ScheduleOfAccountsPayableAndAccruedExpensesAbstract"/>
  <xs:element name="CreditFacilityAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_CreditFacilityAbstract"/>
  <xs:element name="ScheduleOfSummaryOfTheCreditFacilityBalanceAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_ScheduleOfSummaryOfTheCreditFacilityBalanceAbstract"/>
  <xs:element name="ScheduleOfTheConvertibleNotesPayableOutstandingAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_ScheduleOfTheConvertibleNotesPayableOutstandingAbstract"/>
  <xs:element name="ScheduleOfStockOptionAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_ScheduleOfStockOptionAbstract"/>
  <xs:element name="ScheduleOfOperationsOfCardsPlusAndMultipayAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_ScheduleOfOperationsOfCardsPlusAndMultipayAbstract"/>
  <xs:element name="ScheduleOfOperationsAssetsAndLiabilitiesHaveBeenReclassifiedAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_ScheduleOfOperationsAssetsAndLiabilitiesHaveBeenReclassifiedAbstract"/>
  <xs:element name="ScheduleOfCashFlowActivityRelatedToDiscontinuedOperationsAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_ScheduleOfCashFlowActivityRelatedToDiscontinuedOperationsAbstract"/>
  <xs:element name="UnlabeledAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_UnlabeledAbstract"/>
  <xs:element name="UnlabeledAbstract0" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_UnlabeledAbstract0"/>
  <xs:element name="LiabilitiesAndStockholdersEquityDeficitAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_LiabilitiesAndStockholdersEquityDeficitAbstract"/>
  <xs:element name="NonCurrentLiabilitiesAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_NonCurrentLiabilitiesAbstract"/>
  <xs:element name="UnlabeledAbstract1" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_UnlabeledAbstract1"/>
  <xs:element name="UnlabeledAbstract2" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_UnlabeledAbstract2"/>
  <xs:element name="StockholdersDeficitEquityAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_StockholdersDeficitEquityAbstract"/>
  <xs:element name="CommonStock00001ParValue250000000SharesAuthorizedAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_CommonStock00001ParValue250000000SharesAuthorizedAbstract"/>
  <xs:element name="a25864437And25319095SharesIssuedAndOutstandingAsOfMarch312023AndAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_a25864437And25319095SharesIssuedAndOutstandingAsOfMarch312023AndAbstract"/>
  <xs:element name="UnlabeledAbstract3" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_UnlabeledAbstract3"/>
  <xs:element name="UnlabeledAbstract4" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_UnlabeledAbstract4"/>
  <xs:element name="UnlabeledAbstract5" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_UnlabeledAbstract5"/>
  <xs:element name="UnlabeledAbstract6" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_UnlabeledAbstract6"/>
  <xs:element name="OtherExpenseIncomeAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_OtherExpenseIncomeAbstract"/>
  <xs:element name="UnlabeledAbstract7" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_UnlabeledAbstract7"/>
  <xs:element name="UnlabeledAbstract8" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_UnlabeledAbstract8"/>
  <xs:element name="UnlabeledAbstract9" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_UnlabeledAbstract9"/>
  <xs:element name="UnlabeledAbstract10" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_UnlabeledAbstract10"/>
  <xs:element name="UnlabeledAbstract11" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_UnlabeledAbstract11"/>
  <xs:element name="UnlabeledAbstract12" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_UnlabeledAbstract12"/>
  <xs:element name="NetLossPerShareBasicAndDilutedAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_NetLossPerShareBasicAndDilutedAbstract"/>
  <xs:element name="UnlabeledAbstract13" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_UnlabeledAbstract13"/>
  <xs:element name="UnlabeledAbstract14" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_UnlabeledAbstract14"/>
  <xs:element name="UnlabeledAbstract15" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_UnlabeledAbstract15"/>
  <xs:element name="UnlabeledAbstract16" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_UnlabeledAbstract16"/>
  <xs:element name="UnlabeledAbstract17" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_UnlabeledAbstract17"/>
  <xs:element name="UnlabeledAbstract18" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_UnlabeledAbstract18"/>
  <xs:element name="UnlabeledAbstract19" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_UnlabeledAbstract19"/>
  <xs:element name="UnlabeledAbstract20" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_UnlabeledAbstract20"/>
  <xs:element name="UnlabeledAbstract21" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_UnlabeledAbstract21"/>
  <xs:element name="LessAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_LessAbstract"/>
  <xs:element name="UnlabeledAbstract22" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_UnlabeledAbstract22"/>
  <xs:element name="UnlabeledAbstract23" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_UnlabeledAbstract23"/>
  <xs:element name="UnlabeledAbstract24" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_UnlabeledAbstract24"/>
  <xs:element name="OtherIncomeExpenseAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_OtherIncomeExpenseAbstract"/>
  <xs:element name="UnlabeledAbstract25" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_UnlabeledAbstract25"/>
  <xs:element name="UnlabeledAbstract26" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_UnlabeledAbstract26"/>
  <xs:element name="UnlabeledAbstract27" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_UnlabeledAbstract27"/>
  <xs:element name="CardsPlusAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_CardsPlusAbstract"/>
  <xs:element name="UnlabeledAbstract28" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_UnlabeledAbstract28"/>
  <xs:element name="UnlabeledAbstract29" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_UnlabeledAbstract29"/>
  <xs:element name="UnlabeledAbstract30" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_UnlabeledAbstract30"/>
  <xs:element name="OtherIncomeExpenseAbstract0" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_OtherIncomeExpenseAbstract0"/>
  <xs:element name="UnlabeledAbstract31" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_UnlabeledAbstract31"/>
  <xs:element name="UnlabeledAbstract32" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_UnlabeledAbstract32"/>
  <xs:element name="UnlabeledAbstract33" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_UnlabeledAbstract33"/>
  <xs:element name="MultipayAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_MultipayAbstract"/>
  <xs:element name="UnlabeledAbstract34" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_UnlabeledAbstract34"/>
  <xs:element name="UnlabeledAbstract35" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_UnlabeledAbstract35"/>
  <xs:element name="UnlabeledAbstract36" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_UnlabeledAbstract36"/>
  <xs:element name="UnlabeledAbstract37" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_UnlabeledAbstract37"/>
  <xs:element name="UnlabeledAbstract38" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_UnlabeledAbstract38"/>
  <xs:element name="UnlabeledAbstract39" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_UnlabeledAbstract39"/>
  <xs:element name="DiscontinuedOperationsCurrentAssetsAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_DiscontinuedOperationsCurrentAssetsAbstract"/>
  <xs:element name="UnlabeledAbstract40" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_UnlabeledAbstract40"/>
  <xs:element name="NoncurrentAssetsAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_NoncurrentAssetsAbstract"/>
  <xs:element name="UnlabeledAbstract41" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_UnlabeledAbstract41"/>
  <xs:element name="UnlabeledAbstract42" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_UnlabeledAbstract42"/>
  <xs:element name="CurrentLiabilitiesAbstract0" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_CurrentLiabilitiesAbstract0"/>
  <xs:element name="CashFlowsFromOperatingActivitiesAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_CashFlowsFromOperatingActivitiesAbstract"/>
  <xs:element name="AdjustmentsToReconcileNetIncomeLossWithCashFlowsFromOperationsAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_AdjustmentsToReconcileNetIncomeLossWithCashFlowsFromOperationsAbstract"/>
  <xs:element name="ChangesInOperatingAssetsAndLiabilitiesAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_ChangesInOperatingAssetsAndLiabilitiesAbstract"/>
  <xs:element name="LegacyAuthenticationServices" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="auid_LegacyAuthenticationServices"/>
  <xs:element name="NoncashRecruitingFees" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="auid_NoncashRecruitingFees"/>
  <xs:element name="ConversionOfConvertibleNotePayableAndAccruedInterestToCommonStock" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="auid_ConversionOfConvertibleNotePayableAndAccruedInterestToCommonStock"/>
  <xs:element name="IncreaseDecreaseInOthersOperatingLiabilities" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="auid_IncreaseDecreaseInOthersOperatingLiabilities"/>
  <xs:element name="DiscontinuedOperations" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="auid_DiscontinuedOperations"/>
  <xs:element name="ReclassFromCurrentAssetsToOtherAssets" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="auid_ReclassFromCurrentAssetsToOtherAssets"/>
  <xs:element name="CashlessOptionAndWarrantExercises" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="auid_CashlessOptionAndWarrantExercises"/>
  <xs:element name="ConversionsOfConvertibleNotePayableAndAccruedInterestToCommonStock" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="auid_ConversionsOfConvertibleNotePayableAndAccruedInterestToCommonStock"/>
  <xs:element name="CommonStockForWorkingCapitalFacility" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="auid_CommonStockForWorkingCapitalFacility"/>
  <xs:element name="WarrantForServicesWithTheIssuanceOfConvertibleDebt" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="auid_WarrantForServicesWithTheIssuanceOfConvertibleDebt"/>
  <xs:element name="AccountsPayableandAccruedExpensesTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="auid_AccountsPayableandAccruedExpensesTable"/>
  <xs:element name="AccountsPayableandAccruedExpensesLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_AccountsPayableandAccruedExpensesLineItems"/>
  <xs:element name="CreditFacilityTextBlock" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_CreditFacilityTextBlock"/>
  <xs:element name="StockholdersEquityTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="auid_StockholdersEquityTable"/>
  <xs:element name="StockholdersEquityLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_StockholdersEquityLineItems"/>
  <xs:element name="DiscontinuedOperationsandAssetsHeldforSaleTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="auid_DiscontinuedOperationsandAssetsHeldforSaleTable"/>
  <xs:element name="DiscontinuedOperationsandAssetsHeldforSaleLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_DiscontinuedOperationsandAssetsHeldforSaleLineItems"/>
  <xs:element name="GoingConcernpolicyTextBlock" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_GoingConcernpolicyTextBlock"/>
  <xs:element name="StockholdersEquityTablesTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="auid_StockholdersEquityTablesTable"/>
  <xs:element name="StockholdersEquityTablesLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_StockholdersEquityTablesLineItems"/>
  <xs:element name="UnamortizedCreditFacilityFees" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="auid_UnamortizedCreditFacilityFees"/>
  <xs:element name="OtherCurrentAssetsandOtherAssetsDetailsScheduleofotherassetsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="auid_OtherCurrentAssetsandOtherAssetsDetailsScheduleofotherassetsTable"/>
  <xs:element name="OtherCurrentAssetsandOtherAssetsDetailsScheduleofotherassetsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_OtherCurrentAssetsandOtherAssetsDetailsScheduleofotherassetsLineItems"/>
  <xs:element name="AccountsPayableandAccruedExpensesDetailsScheduleofaccountspayableandaccruedexpensesTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="auid_AccountsPayableandAccruedExpensesDetailsScheduleofaccountspayableandaccruedexpensesTable"/>
  <xs:element name="AccountsPayableandAccruedExpensesDetailsScheduleofaccountspayableandaccruedexpensesLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_AccountsPayableandAccruedExpensesDetailsScheduleofaccountspayableandaccruedexpensesLineItems"/>
  <xs:element name="AccruedInterest" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="auid_AccruedInterest"/>
  <xs:element name="UnamortizedDebtIssuanceCosts" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="auid_UnamortizedDebtIssuanceCosts"/>
  <xs:element name="ConvertibleNotesPercentage" type="dtr:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_ConvertibleNotesPercentage"/>
  <xs:element name="DepreciationAndAmortizations" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="auid_DepreciationAndAmortizations"/>
  <xs:element name="DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationsNetOfTax" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="auid_DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationsNetOfTax"/>
  <xs:element name="AccumulatedDeficit" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="auid_AccumulatedDeficit"/>
  <xs:element name="lossFromOpration" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="auid_lossFromOpration"/>
  <xs:element name="NetLossOfApproximately" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="auid_NetLossOfApproximately"/>
  <xs:element name="AdditionalFinancing" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="auid_AdditionalFinancing"/>
  <xs:element name="AccountsPayableandAccruedExpensesDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="auid_AccountsPayableandAccruedExpensesDetailsTable"/>
  <xs:element name="AccountsPayableandAccruedExpensesDetailsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_AccountsPayableandAccruedExpensesDetailsLineItems"/>
  <xs:element name="SeveranceExpensesAmountPaid" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="auid_SeveranceExpensesAmountPaid"/>
  <xs:element name="CreditFacilityDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="auid_CreditFacilityDetailsTable"/>
  <xs:element name="CreditFacilityDetailsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_CreditFacilityDetailsLineItems"/>
  <xs:element name="InitialCreditFacility" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="auid_InitialCreditFacility"/>
  <xs:element name="AggregateAmount" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="auid_AggregateAmount"/>
  <xs:element name="CapitalizedIssuanceCosts" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="auid_CapitalizedIssuanceCosts"/>
  <xs:element name="InterestAccruesPerAnnumRatePercentage" type="dtr:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_InterestAccruesPerAnnumRatePercentage"/>
  <xs:element name="PrincipalAmountsMaturityDate" type="xbrli:dateItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_PrincipalAmountsMaturityDate"/>
  <xs:element name="SecuredFacilityAmount" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="auid_SecuredFacilityAmount"/>
  <xs:element name="ConvertibleNotesPayableDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="auid_ConvertibleNotesPayableDetailsTable"/>
  <xs:element name="ConvertibleNotesPayableDetailsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_ConvertibleNotesPayableDetailsLineItems"/>
  <xs:element name="RelatedPartyTransactionsDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="auid_RelatedPartyTransactionsDetailsTable"/>
  <xs:element name="RelatedPartyTransactionsDetailsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_RelatedPartyTransactionsDetailsLineItems"/>
  <xs:element name="CashInvested" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="auid_CashInvested"/>
  <xs:element name="CommonStockOffering" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="auid_CommonStockOffering"/>
  <xs:element name="AmendedAmount" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="auid_AmendedAmount"/>
  <xs:element name="InitialAnnualSalary" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="auid_InitialAnnualSalary"/>
  <xs:element name="StockholdersEquityDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="auid_StockholdersEquityDetailsTable"/>
  <xs:element name="StockholdersEquityDetailsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_StockholdersEquityDetailsLineItems"/>
  <xs:element name="CommonStockWarrants" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="auid_CommonStockWarrants"/>
  <xs:element name="PerSharePrice" type="dtr:perShareItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_PerSharePrice"/>
  <xs:element name="SaleOfCardPlus" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="auid_SaleOfCardPlus"/>
  <xs:element name="CardPlusAmountReceived" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="auid_CardPlusAmountReceived"/>
  <xs:element name="OtherCurrentAsset" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="auid_OtherCurrentAsset"/>
  <xs:element name="CostOfSale" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="auid_CostOfSale"/>
  <xs:element name="ARFacilityAgreementMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_ARFacilityAgreementMember"/>
  <xs:element name="AcquiredAndDevelopedSoftwareMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_AcquiredAndDevelopedSoftwareMember"/>
  <xs:element name="CardsPlusMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_CardsPlusMember"/>
  <xs:element name="ConvertibleNotesPayableIssuedMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_ConvertibleNotesPayableIssuedMember"/>
  <xs:element name="ExercisePrice03400Member" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_ExercisePrice03400Member"/>
  <xs:element name="ExercisePrice10011597Member" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_ExercisePrice10011597Member"/>
  <xs:element name="ExercisePrice401700Member" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_ExercisePrice401700Member"/>
  <xs:element name="ExercisePrice7011000Member" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_ExercisePrice7011000Member"/>
  <xs:element name="MrDaguroMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_MrDaguroMember"/>
  <xs:element name="MrSzokeMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_MrSzokeMember"/>
  <xs:element name="MsPhamMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_MsPhamMember"/>
  <xs:element name="MultiPayMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_MultiPayMember"/>
  <xs:element name="ProgressPartnersIncMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_ProgressPartnersIncMember"/>
  <xs:element name="TwoDirectorsMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_TwoDirectorsMember"/>
  <xs:element name="DocumentAndEntityInformationAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="auid_DocumentAndEntityInformationAbstract"/>
</xs:schema>
