Macintosh OS X Version of SentinelLM 7.1.1 Released

Rainbow’s SentinelLM 7.1.1 Electronic License Management and Distribution is Optimized for Macintosh OS X Support

IRVINE, Calif., October 22, 2001 – The eSecurity group of Rainbow Technologies, Inc. (Nasdaq: RNBO), a leading provider of high-performance security solutions for the Internet, eCommerce and software protection, now provides support for the new Macintosh OS X operating system with SentinelLM 7.1.1, a leading solution for secure electronic management, licensing, and distribution. The new Mac OS X version of SentinelLM 7.1.1 secures Macintosh applications from unauthorized execution and software piracy in addition to providing new usability features and stronger security to combat online software piracy.

SentinelLM 7.1.1 for Mac OS X provides a comprehensive solution for electronic license management and distribution, electronic software distribution, and eCommerce licensing tools and security for business applications used in Mac OS X environments. Other new features include License Server Usage log file reporting capability, change in Network Trial License behavior, enhanced Subscription Trial License file, and UNIX support.

“Adding Mac OS X support for Sentinel 7.1.1 is another example of our continuing commitment toward making SentinelLM the software license management solution of choice for software publishers and developers,” said Tom Ybarra, Sentinel product manager, Rainbow eSecurity. “We will continue to work closely with software developers to make SentinelLM the most flexible and innovative product of its kind on the market.”

SentinelLM 7.1.1 is a secure software-based solution for managing, controlling and administering software distribution, updates, new releases and software patches. Rainbow also offers SentinelExpress, which works in conjunction with SentinelLM to offer businesses the ability to securely distribute and license software via the Internet. The key benefits of this combination are:

* Electronically license and distribute software

* Secure applications from unauthorized execution

* Protect developers and ISVs from illegal licensing

* Secure applications and their derivative information

* Offer customized software packages to customers.

Pricing and Availability

Prices for SentinelLM 7.1.1 for Mac OS X vary based on licensing requirements. For specific pricing information, call Rainbow at 1-800-852-8569 or International sales at 1-949-450-7465. SentinelLM 7.1.1 for Mac OS X is available immediately.

About Rainbow Technologies

Founded in 1984, Rainbow Technologies is a leading provider of security solutions for software, the Internet and eCommerce. Rainbow applies its core technology to a variety of applications-from electronically securing software, to the acceleration of secure communication for eCommerce and Virtual Private Networks (VPNs). Rainbow’s products include secure Web server and VPN acceleration boards; anti-piracy and Internet software distribution solutions; PKI security solutions; voice, data and satellite security systems; and USB-based Web authentication tokens. The eSecurity group of Rainbow Technologies is based in Irvine, California and maintains offices throughout the United States, United Kingdom, France, Germany, Australia, China, The Netherlands, Brazil, India, and Taiwan. A network of nearly 80 authorized distributors sells Rainbow products worldwide. For more information, visit our Web site at

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Rainbow Technologies and Sentinel are trademarks of Rainbow Technologies. The Private Securities Litigation Reform Act of 1995 provides a “safe harbor” for forward-looking statements. Certain information included in our Annual Report on Form 10-K and other materials filed with the Securities and Exchange Commission (“SEC”) (as well as information included in oral statements or other written statements made or to be made by the Company) contain statements relating to the following: dependence upon existing and new product offerings, competition, intellectual property and licensing, future growth, rapid technological and market change, manufacturing and sourcing risks, Internet infrastructure and regulation, the inclusion of network security functionality in hardware or system software, international operations, among others. These conditions involve important factors that could cause actual results to differ materially from those expressed in any forward-looking statements made by or on behalf of the Company. Any forward-looking statements are made pursuant to the Private Securities Litigation Reform Act of 1995 and, as such, speak only as of the date made. Statements made in this document that are not purely historical are forward-looking statements, including any statements as to beliefs, plans, expectations, or intentions regarding the future. The Company assumes no obligation to update information concerning its expectations.

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