Open Door Networks
DoorStop X Firewall Leopard features
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The DoorStop X Firewall 2.2 is an upgrade to our easy-to-use personal firewall (a part of our DoorStop X Security Suite), mainly adding support for Apple's new Leopard (Mac OS X 10.5) operating system. Leopard-specific features include:

DoorStop was the first Macintosh firewall, for Mac OS 8.1 in 1998. Open Door has been shipping security products since that time. We know how to help you make your Macintosh secure on the Internet.


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