N2H2 Internet Solutions Provide Safe Search for Encyclopaedia Britannica Site; Britannica.com to Incorporate N2H2 Content-Filtered Search Engine Powered by Inktomi.

SEATTLE--(BUSINESS WIRE)--Oct. 12, 1999--

N2H2 (Nasdaq:NTWO), a leading Internet infrastructure company, today announced that Encyclopaedia Britannica will incorporate N2H2's content-filtered search engine into its Internet portal, Britannica.com (www.britannica.com).

N2H2 will enable Britannica.com to offer its customers a safe and reliable searching experience while providing users with access to the world's leading search engine powered by Inktomi Corp. (Nasdaq:INKT), developer of scalable Internet infrastructure software.

N2H2's content filtering service coupled with Inktomi's award-winning search engine will provide a safe and family-friendly searching experience to Britannica.com users. N2H2's Internet filtering systems identify and categorize millions of objectionable Web sites, creating the largest, most dynamic and thorough database of its kind. N2H2's in-depth human review process allows the company to deliver a variety of content categorization and filtering solutions customized to the needs of its customers. Britannica.com is just one example of how N2H2 and its partners empower schools, businesses and individuals with the tools and means necessary to find, access and manage safe Internet content.

"We are pleased to provide Encyclopaedia Britannica with N2H2's Internet filtering solutions for the Britannica.com site," said N2H2 Chief Executive Officer Peter Nickerson. "Here at N2H2, we are in the business of supplying the tools and services our customers need to deliver the Internet the way they want it, including the delivery of high quality online learning resources."

Britannica.com, expected to launch this fall, will be a trustworthy source of information, knowledge, and learning on the Internet, provided free of charge. It will be a place where users can find answers to their questions, do research, or simply indulge their curiosity and learn new things. In addition to high-quality information from Britannica and other publishers, the site will also feature a searchable directory of the Web's best sites.

"Trust and quality are the core values of all Britannica products, so allowing our customers to search the Web safely is very important to us," said James Beattie, Chief Technology Officer of Encyclopaedia Britannica. "Our alliance with N2H2 and Inktomi will enable them to do that."

"We are delighted to work with N2H2 to provide highly relevant and safe search results for Britannica.com," said Paul Gauthier, Chief Technology Officer at Inktomi. "Portals and destination sites are demanding premium search services to address the needs of their unique customers and build highly valuable repeat usage."

N2H2 technology and services categorize Internet content, enabling customers to define, access and organize Internet content that is relevant and appropriate to their needs. N2H2's industry leading Bess brand Internet content filtering service is used by more than 8 million students worldwide, and its education portal Searchopolis.com was recently rated by Children's Software Revue as the no. 1 youth-oriented search engine on the Internet.

About N2H2

Founded in 1995, N2H2, Inc. is a leading Internet infrastructure company. N2H2's content filtering solutions categorize content within a number of categories that its customers use to manage their Internet end-user experience. These solutions are developed using a number of proprietary technologies and systems, and when supplemented by human review processes, afford the best way of keeping pace with rapidly growing content on the Internet. N2H2's systems identify and categorize millions of objectionable Web sites, creating the largest, most dynamic, and thorough database of its kind. Its current products include Bess brand filtering for schools, and the Searchopolis educational portal with filtered search capabilities. Based in Seattle, Washington, additional information is available about the company at www.N2H2.com or by calling 800/971-2622.

About Encyclopaedia Britannica

Encyclopaedia Britannica, Inc., based in Chicago, publishes the most authoritative and comprehensive encyclopaedia products in the English language as well as other information services in digital and print form. The company's products include Britannica.com (www.Britannica.com), Britannica DVD, Britannica CD, Encyclopaedia Britannica Online (www.eb.com), and the famous 32-volume Encyclopaedia Britannica.

Except for the historical information contained herein, this press release contains forward-looking statements, including statements containing the word "expected" and similar words. Such forward-looking statements are subject to various known and unknown risks and uncertainties and are therefore not a Guarantee of future performance. The potential risks and uncertainties which could cause actual growth and results to differ materially include but are not limited to, the volatile and competitive nature of the Internet filtering industry, changes in domestic market conditions, the success of the company's brand development systems efforts, and customer acceptance of the company's services, products and fee structures. Further information on the factors and risks that could affect N2H2's business, financial condition and results of operations are included under the Risk Factor's Sections of N2H2's public filings with the Securities and Exchange Commission, including the Registration Statement on Form S-1 (File No. 333-78495), that are available at http://www.sec.gov.