The U.K. Royal Navy selects CyberGuard(tm) Firewall from Harris Computer Systems Corp.

FORT LAUDERDALE, Fla.--(BUSINESS WIRE)--July 31, 1995--Harris Computer Systems Corp. (NASDAQ:NHWK) Monday announced The Directorate of Naval Personnel Systems in the UK has selected CyberGuard Firewall to protect an internal network at the Centurion site in Gosport.

Rob Menzel, Vice President and General Manager of Harris Computer Systems' Trusted Systems Division, stated, "The Directorate of Naval Personnel Systems needed a multi-level secure network environment, and Harris Computer Systems is the only supplier in the market today with the ability to provide a commercial off-the-shelf solution -- a multi-level secure firewall.

"The Royal Navy's purchase of a CyberGuard further demonstrates our penetration of government markets. These successes solidify our presence in the UK and demonstrate our worldwide expertise in providing the industry's most secure suite of trusted computing products. We anticipate that over 100 trusted computer systems will be purchased for other UK Government sites by the end of 1996," Menzel added.

Harris Computer Systems Continues to Grow in the UK Market

Harris Computer Systems provides evaluated secure products -- US Trusted Computer System Evaluation Criteria (TCSEC) and European Information Technology Security Evaluation Criteria (ITSEC) -- worldwide to the commercial and government markets. For this reason, the company has been selected repeatedly in major government programs in the U.K.

Harris Computer Systems' secure products have been selected for the following government programs:

-- The Ministry of Defense CHOTS Program, a major secure office automation project requiring multiple secure application processors.

-- The Defence Research Agency at Malvern UK which is considered the "centre of excellence for secure computing research" and is extremely influential in the development of government secure computing policy.

-- The Department of Trade and Industry will use CyberGuard Firewall to provide Internet security for their continued promotion of "the benefits of the Information Superhighway."

In addition, UnipalmPIPEX in the UK and Europe, a major provider of Internet services, has selected CyberGuard to market and sell to their Internet users in the Commercial and Government markets, thereby adding a maximum security offering to their portfolio of secure products.

Harris Computer Systems' CyberGuard Firewall is a multi-level secure computer that sits between a company's internal network and other external networks such as the Internet. CyberGuard Firewall is the only commercial firewall available that is made from government-evaluated software.

Harris Computer Systems Corp., a worldwide corporation headquartered in Fort Lauderdale, is a leading supplier of high-performance real-time and multi-level secure computer systems, solutions and software for commercial and government markets. The company's Real-Time Systems Division designs, manufactures and markets the Night Hawk(r) family of real-time computers, solutions and software. The Trusted Systems Division designs, manufactures and markets trusted computing solutions including multi-level secure operating systems and the CyberGuard Series(tm) of network security solutions designed to prevent computer break-ins over public networks such as the Internet. -0-

Note to Editors: Night Hawk is a registered trademark, and CyberGuard and CyberGuard Series are trademarks of Harris Computer Systems Corp.

Note to Editors: For additional company or product information from Harris Computer Systems via fax, please call 800/344-4297.

CONTACT: In the UK:

Andrew Clarke, Harris Computer Systems

[phone], or [e-mail]

or

In the US:

Lisa Thornhill, Harris Computer Systems

305/977-5615 or [e-mail]

or

Analyst and Investor Contact:

Beth Alonzo, 305/973-5100