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:

- Support for Symantec's new Norton Personal Firewall 2.0

- Support for "ping" and other ICMP access attempts

- Updated links to service specifications

- Bug fixes.

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.