Check Point Software and Internet Security Systems Further Integrate Intrusion Detection With SVN Architecture.

Business Editors

REDWOOD CITY, Calif.--(BUSINESS WIRE)--Aug. 1, 2000

Tight Integration of Check Point VPN-1/FireWall-1 and

Check Point RealSecure 5.0 Creates Industry's Most

Robust Cyber Attack Detection and Response System

Check Point Software Technologies Ltd. (Nasdaq:CHKP), the worldwide leader in securing the Internet, and Internet Security Systems (ISS) (Nasdaq:ISSX), a leading provider of security management solutions for the Internet, today introduced the next level in advanced network intrusion detection capabilities with Check Point RealSecure 5.0.

The new version of Check Point RealSecure includes:

-- X-Press Updates for real-time notification of newly identified

cyber attack signatures, including the over 500 attack

signatures already cataloged in Check Point RealSecure 5.0

-- The ability to reassemble fragmented packets to provide

defense against attackers using split up attack signatures

-- New detection logic to improve performance and greatly reduce

the number of "false positives," or legitimate network traffic

that is misdiagnosed as an attack

"eBusiness success is contingent upon staying one step ahead of the growing influx of attack tools," said Nancy Blair, vice president of threat management solutions for Internet Security Systems. "ISS has partnered with Check Point to expand critical intrusion detection capabilities, giving Check Point customers protection against new attacks, lower deployment costs, and confidence that their eBusiness will remain secure."

"The ability to immediately identify and defend against cyber attacks is vital to keeping eBusinesses up and running," said Asheem Chandna, vice president, business development and product management, Check Point Software Technologies. "With Check Point RealSecure 5.0, customers get the industry's most advanced intrusion detection technology integrated with Check Point's market-leading security, ensuring secure and uninterrupted eBusiness."

Check Point RealSecure 5.0 incorporates ISS' market-leading RealSecure intrusion detection software, an integral component of the ISS SAFEsuite security management software platform and the industry's most comprehensive solution set for around-the-clock monitoring, detection and response of intrusions and misuse on enterprise networks and systems. RealSecure integrates with Check Point Software's Secure Virtual Network (SVN) architecture to make SVN the most comprehensive Internet security solution.

About Check Point Software Technologies

Check Point Software Technologies is the worldwide leader in securing the Internet. The company's Secure Virtual Network (SVN) architecture provides the infrastructure that enables secure and reliable Internet communications. SVN secures business-to-business (B2B) communications between networks, systems, applications and users across the Internet, Intranets and extranets. Check Point's Open Platform for Security (OPSEC) provides the framework for integration and interoperability with "best-of-breed" solutions from over 200 leading industry partners. For more information, please call us at 800/429-4391 or 650/628-2000 or visit us on the Web at http://www.checkpoint.com or at http://www.opsec.com.

About Internet Security Systems

Internet Security Systems (ISS) is a leading global provider of security management solutions for the Internet. By providing industry-leading SAFEsuite security software, remote managed security services, and strategic consulting and education offerings, ISS is a trusted security provider to its customers, protecting digital assets and ensuring safe and uninterrupted e-business. ISS' security management solutions protect more than 6,000 customers worldwide including 21 of the 25 largest U.S. commercial banks, 10 of the largest telecommunications companies and over 35 government agencies. Founded in 1994, ISS is headquartered in Atlanta, GA, with additional offices throughout North America and international operations in Asia, Australia, Europe, Latin America and the Middle East. For more information, visit the Internet Security Systems web site at www.iss.net or call 888/901-7477.

Note to Editors: Check Point, the Check Point logo, FireWall-1, FloodGate-1, INSPECT, IQ Engine, Meta IP, Open Security Extension, OPSEC, Provider-1, User-to-Address Mapping, VPN-1, VPN-1 Accelerator Card, VPN-1 Appliance, VPN-1 Certificate Manager, VPN-1 Gateway, VPN-1 SecuRemote, VPN-1 SecureServer, Secure Virtual Network and ConnectControl are trademarks or registered trademarks of Check Point Software Technologies Ltd. or its affiliates. All other product names mentioned herein are trademarks or registered trademarks of their respective owners. The products described in this document are protected by U.S. Patent No. 5,606,668 and 5,835,726 and may be protected by other U.S. Patents, foreign patents, or pending applications. Internet Security Systems and RealSecure are trademarks, and SAFEsuite a registered trademark, of Internet Security Systems, Inc.