GAYLORD, MI — December 17, 2003 — Deerfield.com, a leading provider of Internet software and services for growing businesses, today announced ICSA Labs’ Certification of Kerio WinRoute Firewall, its corporate gateway firewall solution. WinRoute Firewall is the first Windows-based software firewall to meet current ICSA firewall test criteria, established and accepted worldwide as the industry standard for firewall technology. View results.

WinRoute Firewall provides Internet sharing capabilities via NAT (Network Address Translation) and proxy server and includes a stateful inspection firewall for total network security. WinRoute Firewall defends your network against external attacks, filters downloads based on file type, and prohibits Internet access to web pages with inappropriate or non-productive content. It can also provide secure passage for VPN tunnels and Internet telephony (VoIP) applications.

ICSA Inc. is recognized worldwide as the authority in independent security assurance services. Established in 1989, ICSA has successfully led the security industry in the development of high quality security products through product certification programs, and in establishing better security practices through management of multiple security-focused consortia. ICSA certifications and security standards are accepted internationally. Visit the ICSA Web site at http://www.icsalabs.com.

“Being awarded ICSA Certification introduces a level of customer confidence befitting of WinRoute Firewall, a product known for its stability, ease of deployment and hands-off administration,” said Mike Deerfield, Chief Executive Officer of Deerfield.com. “In WinRoute Firewall, our business customers now have an Internet sharing and firewall software solution that meets the same security technology standards achieved by Cisco PIX and Check Point Firewall 1, yet is available at a fraction of the price,” said Deerfield.

Availability

WinRoute Firewall pricing starts at $299.00 US for 10 users. A free, fully functional, 30-day trial is available at www.deerfield.com.

About Deerfield.com:

Deerfield.com is a leading Internet software and services provider. The company, founded in 1994 and headquartered in Gaylord, Mich., specializes in Internet software solutions designed to optimize Internet connectivity for small-to-medium sized businesses and organizations. Deerfield.com publishes a leading suite of Internet connectivity, messaging, and security products distributed via ESD (Electronic Software Distribution) globally through both direct and multi-tiered distribution channels. Deerfield.com continues to bring its vision of the Internet to its customers through a range of products including WinRoute Firewall and WinRoute Pro, flagship Internet sharing solutions that incorporate proxy/firewall/VPN support; DNS2Go®, the company’s dynamic DNS service; and a newly commissioned family of products, appropriately named VisNetic.