OPEN DOOR NETWORKS SHIPS WHO'S THERE? FIREWALL ADVISOR 1.1.2

ASHLAND, OR. -- March 4, 2002 -- Open Door Networks Inc. today announced that it was shipping version 1.1.2 of its Who's There? Firewall Advisor, for both Mac OS 8/9 and for Mac OS X. Who's There? Firewall Advisor enhances Macintosh Internet security by helping users analyze, investigate and respond to access attempts to their Macintosh. Who's There? 1.1.2, a free upgrade for registered users, makes generally available the versions of Who's There? that are included in Symantec's recently announced Norton Internet Security for Macintosh 2.0 (see "Open Door's Who's There? Firewall Advisor to be included with Symantec's Norton Internet Security" ).

Who's There? Firewall Advisor supports Open Door's DoorStop firewall, Symantec's Norton Personal Firewall, Sustainable Softworks IPNetSentry and any other firewall that uses the Macintosh-standard "WebSTAR" log format. New features of Who's There? 1.1.2 include:

The free 1.1.2 upgrade, a free evaluation version of the product itself and additional details on the product are available directly from the Who's There? Web site at http://www.opendoor.com/whosthere/ . Who's There? can also be purchased from the site.

Open Door Networks, Inc. is a leading provider of Internet security solutions for the Macintosh. Open Door was founded in 1995 by Alan Oppenheimer, co-creator of the AppleTalk network system and co-author of the book "Internet Security for Your Macintosh: A Guide for the Rest of Us." Open Door's mission is to provide Macintosh users with Internet solutions that are as easy-to-use and as powerful as the Macintosh itself. Open Door Networks is based in Ashland, Oregon.

DoorStop and "Who's There?" Firewall Advisor are trademarks of Open Door Networks, Inc. Other trademarks are held by their respective owners.