PRESS RELEASE : December 6, 2004

CipherTrust Launches Enterprise Messaging Security Architecture (EMSA) Alliance

Growing Number of Industry Leaders, Including Dimension Data, IMlogic, McAfee, RSA Security, and Voltage Security Team with CipherTrust to Provide Messaging Security Architecture to Enterprises

Atlanta, GA., December 6, 2004 --CipherTrust, the leader in messaging security, today announced the Enterprise Messaging Security Architecture (EMSA) Alliance, an open, industry-wide initiative dedicated to providing solutions to messaging security issues within enterprises. More than a dozen leading companies from the areas of security enforcement, content management, enterprise infrastructure and messaging platforms have joined the alliance including Authentium, Dimension Data (LSE: DDT), GuardedNet, IMlogic, McAfee (NYSE: MFE ), NetScaler, PostX, RSA Security (NASDAQ: RSAS ), Verity (NASDAQ: VRTY ) and Voltage.

"CipherTrust teams with a powerful network of businesses in the security and messaging industries to deliver end-to-end email security solutions powered by award-winning technologies," said Jon Sakoda, vice president of products at IMlogic. "EMSA is the realization of this network, uniting industry leaders like CipherTrust and IMlogic into a trusted network that can be relied upon to help customers determine how to best address their problems with a combination of leading technology and best practices."

EMSA Alliance members cover all facets of the broad range of enterprise messaging systems. This helps customers navigate the maze of products on the market and identify the relevant security and enterprise-class issues, such as interoperability, scalability and management. The primary objective of EMSA is to foster an alliance across the broad range of technology providers to address all areas of an enterprise's complete messaging security architecture. Through this teaming effort, the alliance adds a new level of flexibility and interoperability across the leading security solutions within an enterprises messaging ecosystem.

"E-mail and IM security and compliance are growing exponentially in complexity and enterprises need integrated solutions to solve these heterogeneous problems," said Matt Cain, Senior Vice President of Meta Group. "As customers rush to bring messaging security under control, they will look for solutions that integrate policy enforcement, anti-virus, anti-spam, and content compliance for both e-mail and IM."

EMSA partners represent the four facets that compose the full spectrum of messaging applications within an enterprise's landscape including:

Security enforcement: The technologies control access to systems and safeguard access to data. This includes firewalls; authentication and authorization; secure delivery; and intrusion prevention. EMSA partners in this category include Post X, RSA Security and Voltage Security.
Content management: These technologies provide inspection and control of the content. This includes mobile code protection; image filtering; URL filtering; anti-virus; archival; and spyware. EMSA partners in this category include Authentium, McAfee, and Verity.
Enterprise infrastructure: These technologies provide the availability necessary for business critical applications as well as the monitoring of those applications. This includes: load balancing; event management and reporting. EMSA partners include Dimension Data, GuardedNet and NetScaler.
Messaging platforms: These technologies provide the core communication infrastructure including email; wireless messaging; instant messaging; peer-to-peer; and VoIP. IMlogic is EMSA's charter partner in this category.

"As messaging-related threats continue to evolve, our customers look to us for strategic advice on how to best secure all of their messaging platforms," said Dr. Paul Judge, chief technology officer at CipherTrust. "The integration of best-of-breed products from EMSA partners enables our customers to take advantage of leading messaging security technologies while being assured of the industry's highest levels of interoperability, scalability and manageability."

Companies interested in getting more information about or joining the EMSA Alliance should send an e-mail to emsa.partner@ciphertrust.com .

About CipherTrust, Inc.

CipherTrust, Inc. is the leader in messaging security. Recognized as the market leader by IDC, the Company's award-winning IronMail appliance protects the messaging systems of more enterprise e-mail users than any other solution, including more than 30 percent of the Fortune 100. CipherTrust pioneered messaging security by uniquely combining the five critical e-mail security components of spam and fraud prevention, virus and worm protection, policy and content compliance, e-mail privacy, and intrusion prevention into a single easy to deploy and manage platform. The Company is backed by top tier investors including Battery Ventures and Greylock Partners. For more information about CipherTrust, please visit www.ciphertrust.com or call 877.448.8625.

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