CyberGuard Achieves Common Criteria EAL 4+ Certification for its Enterprise-Class TSP Network Security Appliances

Bracknell, UK ., June 15, 2005 – CyberGuard(r) Corporation (NASDAQ: CGFW), a global provider of security solutions that protect the business-critical information assets of Global 2000 enterprises and government organizations, today announced that it has achieved Common Criteria EAL 4+ Certification from the National Information Assurance Partnership (NIAP) for the 1000, 3000, and 5000 lines of its TSP network security appliances. EAL4+ is the highest mutually recognized certification level, assuring customers that CyberGuard’s products have gone through a long and rigorous testing process.

“When dealing with complex IT security issues, government agencies and large enterprises demand that the products they select are certified to this very high level,” said Pat Clawson, Chairman and Chief Executive Officer, CyberGuard. “CyberGuard has always dedicated the time and resources required to work in the most sensitive and classified environments to ensure that our customers have the right solutions to achieve the highest level of security. EAL4+ certification demonstrates our continued commitment to this mission.”

Through this certification process CyberGuard has also gained conformance to U.S. Government Traffic-Filter Firewall Protection Profile for Low-Risk Environments, Version 1.1; and Conformance to U.S. Department of Defense Application-level Firewall Protection Profile for Basic Robustness Environments, Version 1.0. In addition, CyberGuard has conformed to 31 of the defined Common Criteria classes of assurance.

The Common Criteria for Information Technology Security Evaluation (CCITSE) is a set of evaluation criteria agreed to by the United States’ National Security Agency/National Institute of Standards and Technologies and equivalent bodies in 22 other countries. It was designed to resolve the technical and conceptual differences among existing standards for the evaluation of security systems and products. Certification to the Common Criteria EAL4 requires in-depth analysis of product design and development methodology, backed by extensive testing.

About CyberGuard Corporation
CyberGuard Corporation (NASDAQ: CGFW) delivers a suite of integrated information security solutions to provide Global 2000 enterprises and government organizations with the confidence that their critical information assets are protected. Based on the company’s Total Stream Protection framework and managed via its Global Command Center, CyberGuard’s products go beyond network-level security to provide protection against the most dangerous application-layer vulnerabilities and avoid potential damage, securing the entire data stream. With a growing and satisfied number of brand-name customers, CyberGuard has deployed more than 250,000 products across the globe. Headquartered near Boca Raton, Fl., the company has offices and training centers around the world. For more information visit

Forward-Looking Statement
This press release contains forward-looking statements that involve certain risks, uncertainties and factors, including without limitation, those described in the Company’s filings with the Securities and Exchange Commission that may cause the Company’s future actual results to materially differ from the Company’s current expectations. The Company assumes no obligation to update any forward-looking statements.

CyberGuard(r) and Webwasher(r) are registered trademarks and Total Stream Protection(tm) and Global Command Center(tm) are trademarks of CyberGuard Corporation. All other trademarks are property of their respective owners.

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