ADVISORY/M-Systems to Speak at the Premier Event for Advanced Card and ID Solutions, CTST 2003.

Business Editors/High-Tech Writers

ADVISORY...for Tuesday (May 13)

CTST 2003

--(BUSINESS WIRE)

WHAT:     Dan Dariel of M-Systems' (Nasdaq:FLSH) Fortress Security
          Division will be one of the featured presenters at "The
          State of Trust in Cyberspace" seminar at CardTech/SecurTech
          (CTST) 2003.

          Speaking on the topic of "Implementing Cost-Effective
          Security" with moderator Clain Anderson, director of client
          security, IBM, Dariel will describe the most widespread
          means of attack on mobile systems and applications.  Various
          software and hardware-based methods to prevent these attacks
          will be discussed.  This presentation will assist in the
          identification of the most cost-effective technologies to
          meet particular security needs.

          Dariel, manager of M-Systems' Fortress Security Division
          (formerly Fortress U&T), has expertise in managing projects
          using smartcard technology, cryptography, secured protocols
          and standards and managed the embedded group at Fortress
          U&T. He holds a B.Sc. degree in Electronic Engineering and
          an M.Sc. in Industrial and Management Engineering, both from
          Ben-Gurion University.

WHEN:     Tuesday, May 13 at 2:30 p.m.

WHERE:    Orange County Convention Center, Orlando, Fla.

          For Registration or More Details Regarding the Event:
          Visit www.ctst.com/conferences/CTST/CTST2003/index.html.

          Contacts for More Information or Editorial Appointments with
          M-Systems:
          Gina Ray or Kristine Hernandez         Shay Adar
          O'Leary and Partners                   M-Systems
          949/224-4023 or 4036                   [phone] x129
          [e-mail] or [e-mail]   [e-mail]

About M-Systems

M-Systems is a leader and innovator of flash-based data storage products known as flash disks, which provide the functionality of a mechanical hard drive in a silicon chip. M-Systems' products -- DiskOnChip(R), DiskOnKey(R) and Fast Flash Disk (FFD(TM)) -- are found in applications in a vast array of markets, including connected devices, mobile and telecom. Among M-Systems' technologies are TrueFFS(R) for flash management and SuperMAP(TM) for security and protection. For more information, contact M-Systems at www.m-sys.com.