-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 VFVyV/ZurnksMOJxHOF530AIZHhX+zVBy99tBeQM43GwlTKT05M9QPaPM6rXtvbs
 rei6i+cmDmQh7vWO6hglSQ==

<SEC-DOCUMENT>0001188112-10-003094.txt : 20101110
<SEC-HEADER>0001188112-10-003094.hdr.sgml : 20101110
<ACCEPTANCE-DATETIME>20101110170018
ACCESSION NUMBER:		0001188112-10-003094
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20101109
FILED AS OF DATE:		20101110
DATE AS OF CHANGE:		20101110

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Reiner Irit Pnina
		CENTRAL INDEX KEY:			0001427486

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-51170
		FILM NUMBER:		101180729

	MAIL ADDRESS:	
		STREET 1:		18 BROWN ST
		CITY:			RAMOT JERUSALEM
		STATE:			L3
		ZIP:			97296

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			IDO Security Inc.
		CENTRAL INDEX KEY:			0001301367
		STANDARD INDUSTRIAL CLASSIFICATION:	COMMUNICATIONS EQUIPMENT, NEC [3669]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			NV
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		1332 8TH ST.
		CITY:			SASKATOON
		STATE:			A9
		ZIP:			S7H 0S9
		BUSINESS PHONE:		3068801677

	MAIL ADDRESS:	
		STREET 1:		1332 8TH ST.
		CITY:			SASKATOON
		STATE:			A9
		ZIP:			S7H 0S9

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Medical Exchange Inc.
		DATE OF NAME CHANGE:	20040824
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2010-11-09</periodOfReport>

    <issuer>
        <issuerCik>0001301367</issuerCik>
        <issuerName>IDO Security Inc.</issuerName>
        <issuerTradingSymbol>IDOI</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001427486</rptOwnerCik>
            <rptOwnerName>Reiner Irit Pnina</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>17 STATE STREET</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10004</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2010-11-09</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>100000000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>.002</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>167524321</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See Footnote</value>
                    <footnoteId id="F1"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>100000</value>
                    <footnoteId id="F3"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">The shares were purchased on the open market by the reporting person's spouse, who shares a common household with her.</footnote>
        <footnote id="F2">Includes warrants to purchase an additional 266,667 shares of Common Stock issuable upon conversion of convertible debt securities and warrants held by Ms. Reiner's husband.</footnote>
        <footnote id="F3">This entry is being made solely to reflect the direct holdings of the reporting person, which consist of shares issuable upon exercise of options.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Irit Reiner</signatureName>
        <signatureDate>2010-11-10</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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