Sourcefire, Inc. (Nasdaq: FIRE), a leader in intelligent cybersecurity solutions, today announced its participation at the Barclays Capital Global Technology Conference, being held at The Palace Hotel in San Francisco. Sourcefire’s presentation is scheduled for Wednesday, December 7, 2011 at 3:30 p.m. Pacific Time. A live web cast will be available on the “Investors” page of the Company’s website ( www.sourcefire.com) and a replay will be archived on the website as well. About Sourcefire Sourcefire, Inc. (Nasdaq:FIRE), a world leader in intelligent cybersecurity solutions, is transforming the way Global 2000 organizations and government agencies manage and minimize network security risks. With solutions from the network to the endpoint, Sourcefire provides customers with Agile Security TM that is as dynamic as the real world it protects and the attackers against which it defends. Trusted for more than 10 years, Sourcefire has been consistently recognized for its innovation and industry leadership with dozens of patents, world-class research, and award-winning technology. Today, the name Sourcefire has grown synonymous with innovation, security intelligence and agile end-to-end security infrastructure. For more information about Sourcefire, please visit www.sourcefire.com. Sourcefire, the Sourcefire logo, Snort, the Snort and Pig logo, ClamAV, Immunet and certain other trademarks and logos are trademarks or registered trademarks of Sourcefire, Inc. in the United States and other countries. Other company, product and service names may be trademarks or service marks of others.