-----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,
 GLxdWHyyXc3MXlQN8CimkuMGOzYaC911f55s9Z8Ja8aGHte7iVcl6zNzABTnb+KV
 Ev+8m9iYhGQ/AmY7fWtAsA==

<SEC-DOCUMENT>0001345861-05-000001.txt : 20051206
<SEC-HEADER>0001345861-05-000001.hdr.sgml : 20051206
<ACCEPTANCE-DATETIME>20051206110401
ACCESSION NUMBER:		0001345861-05-000001
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20051130
FILED AS OF DATE:		20051206
DATE AS OF CHANGE:		20051206

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Barth Michael
		CENTRAL INDEX KEY:			0001345861

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-19771
		FILM NUMBER:		051246097

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		201-529-2026

	MAIL ADDRESS:	
		STREET 1:		C/O DATA SYSTEMS & SOFTWARE INC.
		STREET 2:		200 ROUTE 17
		CITY:			MAHWAH
		STATE:			NJ
		ZIP:			07430

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			DATA SYSTEMS & SOFTWARE INC
		CENTRAL INDEX KEY:			0000880984
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-COMPUTER PROGRAMMING SERVICES [7371]
		IRS NUMBER:				222786081
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		200 RTE 17
		CITY:			MAHWAH
		STATE:			NJ
		ZIP:			07430
		BUSINESS PHONE:		2015292026

	MAIL ADDRESS:	
		STREET 1:		200 ROUTE 17
		CITY:			MAHWAH
		STATE:			NJ
		ZIP:			07430

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	DEFENSE SOFTWARE & SYSTEMS INC
		DATE OF NAME CHANGE:	19930328
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2005-11-30</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000880984</issuerCik>
        <issuerName>DATA SYSTEMS &amp; SOFTWARE INC</issuerName>
        <issuerTradingSymbol>DSSI</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001345861</rptOwnerCik>
            <rptOwnerName>Barth Michael</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O DATA SYSTEMS &amp; SOFTWARE INC.</rptOwnerStreet1>
            <rptOwnerStreet2>200 ROUTE 17</rptOwnerStreet2>
            <rptOwnerCity>MAHWAH</rptOwnerCity>
            <rptOwnerState>NJ</rptOwnerState>
            <rptOwnerZipCode>07430</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chief Financial Officer</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeHolding>
            <securityTitle>
                <value>Stock Option</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>4.75</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <value>2007-05-31</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>4000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
        <derivativeHolding>
            <securityTitle>
                <value>Stock Option</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>0.91</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <footnoteId id="F2"/>
            </exerciseDate>
            <expirationDate>
                <value>2009-12-31</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>5000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Granted pursuant to Issuer's 1994 Stock Incentive Plan.</footnote>
        <footnote id="F2">Granted pursuant to Issuer's 1995 Stock Option Plan for Non-management Employees.  The options shall be exercisable in the following manner: 1,666 options shall be exercisable on or after December 31, 2005, an additional 1,667 options shall be exercisable on or after December 31, 2006, and the remaining 1,667 options shall be exercisable on or after June 30, 2007.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Michael Barth</signatureName>
        <signatureDate>2005-12-06</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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