Tenable Network Security Releases Tenable Security Center 3.0

COLUMBIA, Md.--April 5, 2006--Tenable Network Security, Inc., a leading developer of enterprise security software solutions, today announces the release of the Tenable Security Center 3.0 (formerly known as the Lightning Console) for general availability. Tenable's Security Center 3.0 unifies vulnerability and security event management through an asset-based architecture providing the industry's most innovative and comprehensive enterprise security management solution on the market.

Tenable's Security Center 3.0 provides a platform for organizations to automate the audit process necessary to meet compliance obligations. Security Center 3.0 improves the scalability and sharpens many of the features utilized by Tenable's current customers and includes the following additional features:

-- Enhanced user experience

-- Real-time Risk vs. Threat summary

-- Comprehensive and flexible report generation

-- Innovative and simple application for asset discovery and management

-- Pre-configured, best-practice vulnerability scan policies

-- Access to Tenable's 3D Tool for data visualization

-- Vulnerability and Security Event Trending reports

-- Advanced and extensive filtering tools

-- Customizable audit compliance checks

Tenable's Security Center 3.0 organizes and unifies information gathered from vulnerability scans and multiple log sources for organizations. This information can be accessed by Security Center users to implement, track and report security and compliance information. This information can also be accessed by management to measure and understand trends, to provide a common reporting structure to auditors and to make proactive risk mitigation decisions. To learn more about how Tenable's Security Center 3.0 can improve your organization's security and compliance, please visit www.tenablesecurity.com or contact sales@tenablesecurity.com to schedule an online demonstration.

"Security Center 3.0 is a next generation product from Tenable and contains significant improvements to our current industry leading security management solution," says Ron Gula, Tenable's CEO. "We have thoughtfully combined relevant security data from vulnerability scans and multiple log sources to help enterprises measure, reduce network risk and meet their compliance obligations."

About Tenable Network Security

Tenable Network Security is a leading provider of network security software solutions for enterprise vulnerability, security event and compliance management. Tenable's award-winning products are utilized by many Global 2000 organizations as well as federal government agencies to unify vulnerabilities detected with active, passive, and host-based auditing with enterprise security log data to precisely assess and proactively minimize network risk. For more information, please visit us at http://www.tenablesecurity.com.