WEBROOT SOFTWARE EARNS ICSA LABS CERTIFICATION

Boulder, Colo., June 2007 — Webroot Software, Inc., a leading provider of security software for the consumer, enterprise and SMB markets, today announced that Webroot® SME Security 3.1 has successfully passed ICSA Labs® certification testing for desktop/server antivirus detection.

“The ICSA Labs certification demonstrates Webroot’s commitment to developing solutions that arm small and medium-sized enterprises with the most advanced protection against computer viruses that occur ‘in the wild’,” said Peter Watkins, CEO of Webroot Software. "Our small and medium-sized business customers have a unique set of needs and challenges, including constraints on price, technology infrastructure and personnel. The ICSA Labs certification serves as assurance that Webroot SME Security effectively protects users as it satisfies each of these requirements.”

Designed specifically for small and medium-sized businesses, Webroot SME Security incorporates best-of-breed antivirus technology from Sophos into Webroot's superior antispyware software to protect against today's most dangerous Internet threats including spyware, viruses, Trojans, rootkits, keyloggers, adware and other malicious applications.

ICSA Labs establishes detection criteria for information security products and tests hundreds of the installed base of antivirus, firewall, IPSec VPN, cryptography, SSL VPN, network IPS, antispyware and PC firewall products commonly deployed in the world today. Products and services certified by the ICSA Labs Anti-Virus Product Certification program are able to prevent the end user from becoming infected by in-the-wild and other computer viruses.

About ICSA Labs: ICSA Labs, an independent division of Cybertrust, Inc., offers vendor-neutral testing and certification of security products. Hundreds of the world's top security vendors submit their products for testing and certification at ICSA Labs. The end-users of security technologies rely on ICSA Labs to authoritatively set and apply objective testing and certification criteria for measuring product compliance and reliability. The organization tests products in key technology categories such as anti-virus, anti-spyware, firewall, IPSec VPN, cryptography, network intrusion prevention, PC firewall, SSL-VPN, application firewall, anti-spam and Wireless LAN. For more information about ICSA Labs, please visit: http://www.icsalabs.com. Webroot Software, Inc. All rights reserved. Webroot, Spy Sweeper, Window Washer, and Child Safe are registered trademarks or trademarks of Webroot Software, Inc. All other trademarks are properties of their respective owners.

ABOUT WEBROOT: Webroot Software, Inc. provides industry leading security software for consumers, enterprises and small and medium-sized businesses worldwide. Globally recognized for its award-winning Spy Sweeper® line of anti-spyware products, Webroot recently incorporated anti-virus protection into two new products for consumers and SMBs, respectively: Spy Sweeper with AntiVirus software and Webroot SME Security software. The company also recently expanded into the parental controls software market with the introduction of Webroot Child Safe® software. The Boulder, Colorado based company is privately held and backed by some of the industry's leading venture capital firms, including Technology Crossover Ventures, Accel Partners and Mayfield. Webroot's software consistently receives top review ratings by respected third-party media and has been adopted by millions globally. Available as either branded solutions or on an OEM basis, Webroot products can be found at www.webroot.com and on the shelves of leading retailers worldwide. To find out more about Webroot, visit the website or call 1-800-772-9383.

©2007 Webroot Software, Inc. All rights reserved. Webroot, Spy Sweeper, and Child Safe are registered trademarks or trademarks of Webroot Software, Inc. All other trademarks are properties of their respective owners.