Filed by Legato Systems, Inc.

Pursuant to Rule 425 under the

Securities Act of 1933 and deemed filed

pursuant to Rule 14a-12 under the

Securities Exchange Act of 1934

Subject Company:    Legato Systems, Inc.

Commission File No:    000-26130

EMC²

LEGATO

LEGATO…into the future

EMC, Strengthening Our Position

Information Lifecycle Management: 7 Steps

[GRAPHIC]

Partners are Required to Deliver ILM

[GRAPHIC]

LEGATO’s ILM Framework

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EMC & LEGATO: Great Strategic Fit

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EMC & Legato: Great Product Fit

EMC & LEGATO: Powerful Combination

based on 2002 data

Totals may not foot and may not agree to other schedules due to rounding

LEGATO, a division of EMC

Structure:

Sales:

LEGATO, a division of EMC

Product & Development:

Announcement Specifics

EMC²

LEGATO

Information. Leadership. Always.

[LOGO]

Keeping the World’s Business-Critical Information Available

www.legato.com

Additional Information and Where to Find it

In connection with the proposed transaction, EMC and LEGATO intend to file a proxy statement/prospectus with the U.S. Securities and Exchange Commission (the “SEC”). Investors and security holders of EMC and LEGATO are advised to read the proxy statement/prospectus when it becomes available, because it will contain important information about EMC, LEGATO and the proposed transaction. Investors and security holders may obtain a free copy of the proxy statement/prospectus, when available, and other documents filed by EMC and LEGATO with the SEC at the SEC’s website at www.sec.gov. Free copies of the proxy statement/prospectus, when available, and each company’s other filings with the SEC also may be obtained from the respective companies. Free copies of EMC’s filings may be obtained by directing a request to EMC. You can request this information via the web at www.EMC.com/IR/request or by sending a written request to EMC Investor Relations, EMC Corporation, 176 South Street, Hopkinton, MA 01748. Free copies of Legato’s filings may be obtained by directing a request to Legato Investor Relations, LEGATO, SYSTEMS, Inc., 2350 West El Camino Real, Mountain View, CA 94040. In addition, investors and security holders may access copies of the documents filed with the SEC by EMC on EMC’s website at www.emc.com, and investors and security holders may access copies of the documents filed with the SEC by LEGATO on LEGATO’s website at www.legato.com.

Legato, its directors and executive officers may be deemed to be participants in the solicitation of proxies from Legato stockholders in favor of the proposed transaction. A description of the interests of the directors and executive officers of Legato is set forth in Legato’s proxy statement for its 2003 annual meeting, which was filed with the SEC on April 30, 2003. Investors and security holders may obtain additional information regarding the interests of such potential participants by reading the definitive proxy statement/ prospectus and the other relevant documents filed with the SEC when they become available.