-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 VRHpCcw3az1jRRZRJ8RVPG2CRIeHLLNFMOGfl9nXFX9gKkS/IrCoduhU/+FtUXEI
 FdZkxZ/vC+/2jy1w9ZGOzg==

<SEC-DOCUMENT>0001403732-09-000002.txt : 20091106
<SEC-HEADER>0001403732-09-000002.hdr.sgml : 20091106
<ACCEPTANCE-DATETIME>20091106161151
ACCESSION NUMBER:		0001403732-09-000002
CONFORMED SUBMISSION TYPE:	D
PUBLIC DOCUMENT COUNT:		1
ITEM INFORMATION:		Rule 506
FILED AS OF DATE:		20091106
DATE AS OF CHANGE:		20091106
EFFECTIVENESS DATE:		20091106

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			TD Security Inc
		CENTRAL INDEX KEY:			0001403732
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			DE

	FILING VALUES:
		FORM TYPE:		D
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	021-104589
		FILM NUMBER:		091164925

	BUSINESS ADDRESS:	
		STREET 1:		1760 Old Meadow Road
		STREET 2:		Suite 550
		CITY:			McLean
		STATE:			VA
		ZIP:			22102

	MAIL ADDRESS:	
		STREET 1:		1760 Old Meadow Road
		STREET 2:		Suite 550
		CITY:			McLean
		STATE:			VA
		ZIP:			22102
</SEC-HEADER>
<DOCUMENT>
<TYPE>D
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<edgarSubmission>

    <schemaVersion>X0603</schemaVersion>

    <submissionType>D</submissionType>

    <testOrLive>LIVE</testOrLive>

    <primaryIssuer>
        <cik>0001403732</cik>
        <entityName>TD Security Inc</entityName>
        <issuerAddress>
            <street1>1760 Old Meadow Road</street1>
            <street2>Suite 550</street2>
            <city>McLean</city>
            <stateOrCountry>VA</stateOrCountry>
            <zipCode>22102</zipCode>
        </issuerAddress>
        <issuerPhoneNumber>703-760-9400</issuerPhoneNumber>
        <jurisdictionOfInc>DELAWARE</jurisdictionOfInc>
        <issuerPreviousNameList>
            <value>None</value>
        </issuerPreviousNameList>
        <edgarPreviousNameList>
            <value>None</value>
        </edgarPreviousNameList>
        <entityType>Corporation</entityType>
        <yearOfInc>
            <overFiveYears>true</overFiveYears>
        </yearOfInc>
    </primaryIssuer>

    <relatedPersonsList>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Michael</firstName>
                <middleName>R.</middleName>
                <lastName>Pratt</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>1760 Old Meadow Road</street1>
                <street2>Suite 550</street2>
                <city>McLean</city>
                <stateOrCountry>VA</stateOrCountry>
                <zipCode>22102</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Pascal</firstName>
                <lastName>Luck</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>1401 I Street, NW</street1>
                <street2>Suite 1000</street2>
                <city>Washington</city>
                <stateOrCountry>DC</stateOrCountry>
                <zipCode>20005</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Mark</firstName>
                <lastName>Hatfield</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>111 Huntington Avenue</street1>
                <street2>Suite 1400</street2>
                <city>Boston</city>
                <stateOrCountry>MA</stateOrCountry>
                <zipCode>02199</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Joe</firstName>
                <lastName>Catalfamo</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>21 St. Clair Avenue East</street1>
                <street2>Suite 1400</street2>
                <city>Toronto</city>
                <stateOrCountry>A6</stateOrCountry>
                <zipCode>M4T 1L8</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Jason</firstName>
                <lastName>Rottenberg</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>250 Park Avenue, South</street1>
                <street2>Suite 360</street2>
                <city>Winter Park</city>
                <stateOrCountry>FL</stateOrCountry>
                <zipCode>32789</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
    </relatedPersonsList>

    <offeringData>
        <industryGroup>
            <industryGroupType>Other Technology</industryGroupType>
        </industryGroup>
        <issuerSize>
            <revenueRange>Decline to Disclose</revenueRange>
        </issuerSize>
        <federalExemptionsExclusions>
            <item>06</item>
        </federalExemptionsExclusions>
        <typeOfFiling>
            <newOrAmendment>
                <isAmendment>false</isAmendment>
            </newOrAmendment>
            <dateOfFirstSale>
                <value>2009-11-02</value>
            </dateOfFirstSale>
        </typeOfFiling>
        <durationOfOffering>
            <moreThanOneYear>false</moreThanOneYear>
        </durationOfOffering>
        <typesOfSecuritiesOffered>
            <isEquityType>true</isEquityType>
            <isSecurityToBeAcquiredType>true</isSecurityToBeAcquiredType>
        </typesOfSecuritiesOffered>
        <businessCombinationTransaction>
            <isBusinessCombinationTransaction>false</isBusinessCombinationTransaction>
            <clarificationOfResponse></clarificationOfResponse>
        </businessCombinationTransaction>
        <minimumInvestmentAccepted>0</minimumInvestmentAccepted>
        <salesCompensationList></salesCompensationList>
        <offeringSalesAmounts>
            <totalOfferingAmount>3578789</totalOfferingAmount>
            <totalAmountSold>3000000</totalAmountSold>
            <totalRemaining>578789</totalRemaining>
            <clarificationOfResponse></clarificationOfResponse>
        </offeringSalesAmounts>
        <investors>
            <hasNonAccreditedInvestors>false</hasNonAccreditedInvestors>
            <totalNumberAlreadyInvested>4</totalNumberAlreadyInvested>
        </investors>
        <salesCommissionsFindersFees>
            <salesCommissions>
                <dollarAmount>0</dollarAmount>
            </salesCommissions>
            <findersFees>
                <dollarAmount>0</dollarAmount>
            </findersFees>
            <clarificationOfResponse></clarificationOfResponse>
        </salesCommissionsFindersFees>
        <useOfProceeds>
            <grossProceedsUsed>
                <dollarAmount>0</dollarAmount>
            </grossProceedsUsed>
            <clarificationOfResponse></clarificationOfResponse>
        </useOfProceeds>
        <signatureBlock>
            <authorizedRepresentative>false</authorizedRepresentative>
            <signature>
                <issuerName>TD Security Inc</issuerName>
                <signatureName>/s/Michael R. Pratt</signatureName>
                <nameOfSigner>Michael R. Pratt</nameOfSigner>
                <signatureTitle>Chief Financial Officer</signatureTitle>
                <signatureDate>2009-11-06</signatureDate>
            </signature>
        </signatureBlock>
    </offeringData>
</edgarSubmission>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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