OPNET Introduces Proactive Change Validation for IT Sentinel® and SP Sentinel®

BETHESDA, MD – December 19, 2007 – OPNET Technologies, Inc. (NASDAQ: OPNT), a leading provider of solutions for managing networks and applications, today announced significant new functionality for IT Sentinel and SP Sentinel, software appliances for network audit, security, and policy-compliance. This release introduces Proactive Change Validation, a feature that enables network administrators to assess changes prior to their deployment into the production network.

OPNET Certified as an Approved Scanning Vendor (ASV) for the Payment Card Industry (PCI)

BETHESDA, MD – December 17, 2007 – OPNET Technologies, Inc. (NASDAQ: OPNT), a leading provider of solutions for managing networks and applications, today announced that it has been certified as an Approved Scanning Vendor (ASV) by the Payment Card Industry (PCI) Security Standards Council. This qualifies OPNET to provide a service that verifies whether businesses accepting and processing credit card transactions comply with the PCI Data Security Standard, which is a credit card industry requirement.

OPNET Technologies, Inc. Schedules Analyst Briefing on Wednesday, December 12, 2007 To Discuss Acquisition of the Assets of Network Physics, Inc.

BETHESDA, MD – November 30, 2007 – OPNET Technologies, Inc. (NASDAQ: OPNT), a leading provider of solutions for managing networks and applications, today announced that it will hold an Analyst briefing on Wednesday, December 12, 2007 from 10:00 am Eastern Time to 12:00 pm Eastern Time to discuss its recent acquisition of substantially all of the assets of Network Physics, Inc. The briefing will be held via web teleconference and will be open to all interested participants. To sign up for OPNET's Analyst briefing, please send an email with contact information and company affiliation to Val Quinlivan at vquinlivan@opnet.com. A replay of the teleconference will not be made available.

OPNET Awarded Two Contracts from U.S. Government Agencies Valued at $4.8M

BETHESDA, MD – November 1, 2007 – OPNET Technologies, Inc. (NASDAQ: OPNT), a leading provider of solutions for managing networks and applications, today announced that its wholly owned subsidiary, OPNET Analysis, Inc., has been awarded two contracts from U.S. Government Agencies valued at $4.8M.

OPNET Announces Results for Second Quarter of Fiscal 2008

BETHESDA, MD – November 1, 2007 – OPNET Technologies, Inc. (NASDAQ: OPNT), a leading provider of solutions for managing networks and applications, today announced that quarterly revenue for the second fiscal quarter, ended September 30, 2007, was $25 million, compared to $23.6 million for the same quarter in the prior fiscal year.  Earnings per share on a diluted basis for the second quarter of fiscal 2008 were $0.06, compared to $0.08 for the same quarter in the prior fiscal year.

OPNET Technologies, Inc. Acquires the Assets of Network Physics, Inc.

BETHESDA, MD – October 22 , 2007 – OPNET Technologies, Inc. (NASDAQ: OPNT), a leading provider of solutions for managing networks and applications, announced that it has completed the acquisition of substantially all of the assets of Network Physics, Inc. a privately held software company headquartered in Mountain View, California. The acquisition contributes key components to OPNET's product portfolio for application performance management.

OPNET Technologies, Inc. Schedules Second Quarter Results Teleconference/Webcast for Thursday, November 1, 2007

BETHESDA, MD – October 10, 2007 – OPNET Technologies, Inc. (NASDAQ: OPNT) will hold an investor conference call on Thursday, November 1, 2007 at 5:00 pm Eastern Time to review financial results for the second quarter of fiscal 2008.

OPNET Announces New Premium Service for Resolving Application Performance Problems

BETHESDA, MD – October 2, 2007 – OPNET Technologies, Inc. (NASDAQ: OPNT), a leading provider of management software for networks and applications, announced today the launch of the STAR 24 service, a premium, rapid-response service for troubleshooting application performance issues.

OPNET Awarded $75M Indefinite Delivery/Indefinite Quantity Contract by the U.S. Navy's Space and Naval Warfare Systems Center

BETHESDA, MD – September 7, 2007– OPNET Technologies, Inc. (NASDAQ:OPNT - News), a leading provider of management software for networks and applications, today announced that its wholly owned subsidiary, OPNET Analysis, Inc., has been awarded an Indefinite Delivery/Indefinite Quantity (IDIQ) contract by the U.S. Navy's Space and Naval Warfare Systems Center (SPAWARSYS-SC) in Charleston, SC for OPNET software products and services.

OPNET Announces Solution for "Live" User Monitoring

BETHESDA, MD – September 5, 2007– OPNET Technologies, Inc. (NASDAQ: OPNT), a leading provider of management software for networks and applications,  announced plans to deliver ACE Live, a solution for passive end user experience monitoring. It will seamlessly integrate with OPNET’s ACE for rapid diagnosis of detected application performance problems in high-speed environments. ACE provides best-in-class analytics for in-depth troubleshooting of application performance. The new offering is planned to be available in the second calendar quarter of 2008.

OPNET Announces Results for First Quarter of Fiscal 2008

BETHESDA, MD – August 1, 2007– OPNET Technologies, Inc. (NASDAQ: OPNT), a leading provider of management software for networks and applications, today announced that quarterly revenue for the first fiscal quarter, ended June 30, 2007, was $23.3 million, compared to $22.6 million for the same quarter in the prior fiscal year. Earnings per share on a diluted basis for the first quarter of fiscal 2008 were $0.03, compared to $0.08 for the same quarter in the prior fiscal year.

OPNET Introduces New Capability for IPv6 Network Planning and Operations

BETHESDA, MD – July 24 , 2007– OPNET Technologies, Inc. (NASDAQ: OPNT), a leading provider of management software for networks and applications, announces the general availability of the IPv6 Planning and Operations™ module for IT Guru® Network Planner and SP Guru® Network Planner Version 12.0.

OPNET Awarded $5M U.S. Air Force Network-Centric Solutions Contract from NCI Information Systems, Inc.

BETHESDA, MD – July 19, 2007– OPNET Technologies, Inc. (NASDAQ:OPNT - News), a leading provider of management software for networks and applications, today announced that it has been awarded the U.S. Air Force’s Snap-Shot Network Assessment and Capability Analysis (SS-NACA) project by NCI Information Systems, Inc. under their Network-Centric Solutions (NETCENTS) Indefinite Delivery/Indefinite Quantity (IDIQ) prime contract.

OPNET Announces Preliminary Results and Schedules First Quarter Results Teleconference/Webcast for Wednesday, August 1, 2007

BETHESDA, MD – July 17, 2007 – OPNET Technologies, Inc. (NASDAQ: OPNT), a leading provider of management software for networks and applications, today announced that based on preliminary estimates it expects revenues for the first fiscal quarter, ended June 30, 2007, to be in the range of $23.2 to $23.4 million, compared to its guidance of $24.0 to $26.0 million. Based on these preliminary estimates, earnings per share for the first quarter of fiscal 2008 are expected to be between $0.02 and $0.04 on a diluted basis, compared to guidance of $0.02 to $0.08.

OPNET Introduces Breakthrough Pricing for Large Scale Application Load Testing with OPNET LoadScalerT

BETHESDA, MD - June 21, 2007-- OPNET Technologies, Inc. (NASDAQ: OPNT), a leading provider of management software for networks and applications, recently announced breakthrough pricing for OPNET LoadScaler. ...

OPNET Announces Results for Fourth Quarter of Fiscal 2007

BETHESDA, MD - May 16, 2007-- OPNET Technologies, Inc. (NASDAQ: OPNT), a leading provider of management software for networks and applications, today announced that quarterly revenue for the fourth quarter of fiscal 2007 was $24.4 million, compared to $21.3 million for the same quarter in the prior fiscal year. Earnings per share on a diluted basis for the fourth quarter of fiscal 2007 were $0.07, compared to $0.05 for the same quarter in the prior fiscal year...

OPNET Panorama 4.0 Introduces Breakthroughs in Enterprise Application Troubleshooting

BETHESDA, MD – May 3, 2007--- – OPNET Technologies, Inc. (NASDAQ: OPNT), a leading provider of management software for networks and applications, recently announced the general availability of Version 4.0 of the OPNET PanoramaTM solution suite, including OPNET Panorama for Production and OPNET Panorama Plus for QA. The OPNET Panorama solution suite provides real-time performance analysis of complex Java/J2EE applications by monitoring system and application metrics within each server, across all tiers. It automatically spots performance anomalies with advanced deviation tracking and correlation technologies, pinpointing symptoms that might otherwise go undetected..

OPNET Technologies, Inc. Schedules Fourth Quarter Results Teleconference/Webcast for Wednesday, May 16, 2007

BETHESDA, MD – April 20, 2007--- –OPNET Technologies, Inc. (NASDAQ: OPNT) will hold an investor conference call on Wednesday, May 16, 2007 at 5:00 pm Eastern Time to review financial results for the fourth quarter of fiscal 2007.

CA to Resell OPNET's IT Guru Systems Planner Solutions

ISLANDIA, NY and BETHESDA, MD - April 19, 2007-- – CA (NYSE: CA) and OPNET Technologies, Inc. (NASDAQ: OPNT) today announced a multi-year worldwide distribution agreement whereby CA will distribute OPNET’s IT Guru Systems Planner solution, as well as the OPNET Mainframe Model, worldwide.  Under the agreement OPNET and CA will also cooperate in offering professional services and support.

OPNET Delivers HAIPE® Network Planning and Configuration Validation

BETHESDA, MD – April 10 2007 -- OPNET Technologies, Inc. (NASDAQ: OPNT), a leading provider of management software for networks and applications, today announced new capabilities for planning and validating the configuration of High Assurance Internet Protocol Encryptor (HAIPE) networks. HAIPE encryption devices comply with the National Security Agency’s (NSA) HAIPE Interoperability Specification, a suite of features for traffic protection, networking, and management to ensure secure interoperability between IP encryption devices. HAIPE devices are emerging as a standard for protecting IP traffic for national security systems...

OPNET® Recognized as One of “America’s Most Trustworthy Companies”

BETHESDA, MD –March 29, 2007 – OPNET Technologies, Inc.® (NASDAQ: OPNT), a leading provider of management software for networks and applications, announced that it has been recognized by Audit Integrity as one of the 100 firms that "showed the highest degree of accounting transparency and fair dealing to stake-holders during 2006." OPNET is among a handful of firms tied for top ranking, having received the highest overall score.

OPNET Awarded Additional NETWARS Contract, Increasing Total Funding to Date to $22.3 Million

BETHESDA, MD – March 1, 2007 -- OPNET Technologies, Inc. (NASDAQ: OPNT), a leading provider of management software for networks and applications, today announced that its wholly-owned subsidiary OPNET Analysis, Inc. has been awarded a two-year sole-source contract to continue to work as prime contractor on the U.S. Department of Defense's Network Warfare Simulation (NETWARS) program. NETWARS is a software application for analyzing defense-related network communications...

OPNET Announces Results for Third Quarter of Fiscal 2007

BETHESDA, MD – January 31 , 2007 --OPNET Technologies, Inc. (NASDAQ: OPNT), a leading provider of management software for networks and applications, today announced that quarterly revenue for the third fiscal quarter, ended December 31, 2006, was $24.5 million, compared to $20.1 million for the same quarter in the prior fiscal year.  Earnings per share on a diluted basis for the third quarter of fiscal 2007 were $0.14, compared to $0.06 for the same quarter in the prior fiscal year. ...

DeVry University Standardizes on OPNET Software for the Network and Communications Management Program

BETHESDA, MD – January 16, 2007 – OPNET Technologies, Inc. (NASDAQ: OPNT), a leading provider of management software for networks and applications, today announced that DeVry University, one of North America’s leading providers of business, technology, healthcare technology and management education, has chosen OPNET software as the standard tool for their Network & Communications Management Program...

OPNET Technologies, Inc. Schedules Third Quarter Results Teleconference/Webcast for Wednesday, January 31, 2007

BETHESDA, MD – January 11, 2007 –OPNET Technologies, Inc. (NASDAQ: OPNT) will hold an investor conference call on Wednesday, January 31, 2007 at 5:00 pm Eastern Time to review financial results for the third quarter of fiscal 2007