PRESS RELEASE

SUNNYVALE, Calif., Dec. 1, 2009 - Fortinet' (NASDAQ: FTNT) " a leading network security provider and worldwide leader of unified threat management (UTM) solutions " today announced the addition of two new high-performance, high-volume security systems to its FortiMail family of message security appliances. The new FortiMail-5001A and -2000B are designed to meet the performance and volume requirements of the most demanding carrier/MSSP and large enterprise customer segments. The FortiMail-5001A is delivered in a blade form factor for easy deployment with the FortiGate'-5000 Series chassis and provides the highest message capacity of any platform in the FortiMail family. The FortiMail-2000B is a rack-mountable appliance that can support up to 50,000 users in a large enterprise environment and includes two terabytes (TB) of storage, upgradeable to six TB. Additionally, the new FortiMail operating system, available on both products, provides additional messaging security and improved usability and management.

The increased performance and high message capacity of the two new FortiMail platforms mean that customers can enjoy better productivity and message security due to the faster cleansing and isolation of spam, spyware, viruses and other messaging-related threats. Both new FortiMail security systems are high-value products that offer improved performance and message capacity at competitive price points. FortiMail is a multi-layered messaging security platform that provides integrated antispam, antivirus and antispyware protection without per-user or per-domain pricing restrictions. FortiMail enables enterprises to increase productivity by reducing unwanted spam messages and facilitates regulatory compliance through advanced messaging content archiving and routing.

"The volume of spam and email-related threats that organizations face today can be a drain on corporate productivity and a threat to corporate security. Thus, the speed and volume at which unwanted and dangerous emails can be quarantined and disposed of is crucial to the smooth operation of enterprises and carriers/MSSPs who are providing messaging security as a service to their customers," said Michael Xie, CTO and co-founder, Fortinet. "We developed the new high-end FortiMail systems to address the high spam volume and network performance issues for our largest customers and also provide them with improvements in usability for ease of deployment and management."

Product Detail The FortiMail family is a proven product line that recently earned Virus Bulletin's highest level "Platinum" certification in the VBSpam Awards. FortiMail was one of only two products that achieved the platinum-level certification, given to products with a spam catch rate twice as high and a false positive rate twice as low as the average in the test.

Additional detail on Fortinet's new FortiMail family of messaging security solutions follows: