Integration Technologies Joins Tumbleweed Channel Alliance Program

REDWOOD CITY, CA - September 11, 2001 - Integration Technologies, Inc., a leading IT professional services firm providing network design, operation, management, and security consulting, announced today that it has entered into an alliance with Tumbleweed® Communications Corp.(NASDAQ:TMWD), a leading provider of secure content management solutions for enabling the business Internet. As a member of the Tumbleweed Channel Alliance Program, Integration Technologies will offer its customers products from Tumbleweed's wide range of secure content management solutions.

"Our mission is to provide leading-edge information security products and services to our enterprise customers," said Chris Richner, VP of Sales at Integration Technologies, Inc.. "The Internet and email have emerged as critical business communications tools and companies need to implement policy management software to manage and secure these online communications streams. Tumbleweed's product suite provides our customers with the right tools to manage email and web content while protecting their enterprise network environment."

Integration Technologies offers a full spectrum of networking and security products and services for small to large enterprise customers across a number of vertical industries. Tumbleweed software gives businesses a centralized security and policy framework to manage information flow leaving and entering the enterprise. Using Tumbleweed, enterprises can manage all of their security applications, protect their internal networks, and manage and secure web content and email communications. Enterprises can use Tumbleweed solutions to extend communications beyond their networks and deliver and exchange content with customers, partners and suppliers using a secure, reliable and auditable platform. Since Tumbleweed solutions are application-independent, they can integrate easily with existing infrastructure to enable customers to consolidate and universally apply two-way security policies across their entire enterprise.

"Integration Technologies is committed to meeting the networking and security infrastucture needs of their customers and we're pleased to have them join our Channel Alliance Program," said Robert Krauss, Vice President, Channel Development at Tumbleweed Communications Corporation.

About Integration Technologies, Inc.
Integration Technologies provides consulting, integration, training, & support services. The core technology utilized in the delivery of these systems is Citrix MetaFrame. Security concerns are addressed through partnerships with CheckPoint, RSA, & Redcreek. Integration Technologies was the first Citrix Authorized Learning Center and is the only RSA Security Authorized Training Partner in the Southwestern United States. Clients include Carl Karcher Enterprises (Carls' Jr Restaurants), Downey Savings, The City of Los Angeles, & Tosco.

About Tumbleweed
Tumbleweed is a leading provider of solutions for managing secure communication and collaboration to enable the business Internet. Tumbleweed's robust policy-based framework empowers organizations to safely share and protect critical information, increase customer loyalty and privacy and dramatically reduce costs. Tumbleweed is trusted by 1,000 blue-chip customers including American Express, JP Morgan Chase & Co., Chevron, Datek Online, the European Union's Joint Research Council, US Food and Drug Administration, John Deere, Merrill Lynch, Nike, Northern Trust, NTT, Salomon Smith Barney, Travelers, United Parcel Service, and seven of the world's largest postal services. Tumbleweed Communications was founded in 1993 and is headquartered in Redwood City, CA with offices around the world.

Except for the historical information contained herein, the matters discussed in this press release may constitute forward-looking statements that involve risks and uncertainties that could cause actual results to differ materially from those projected, particularly with respect to the security features of Tumbleweed's products and the activities of any third party. In some cases, forward-looking statements can be identified by terminology such as "may," "will," "should," "potential," "continue," "expects," "anticipates," "intends," "plans," "believes," "estimates," and similar expressions. For further cautions about the risks of investing in Tumbleweed, we refer you to the documents Tumbleweed files from time to time with the Securities and Exchange Commission, particularly Tumbleweed's Form 10-K filed March 30, 2001 and Form 10-Q filed November 13, 2001. Tumbleweed assumes no obligation to update information contained in this press release.