Leopard support
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The Mac's first firewall keeps getting better!
Protects your Mac from outside attack, including specific Leopard protection
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DoorStop X is designed to work with our Who's There? Firewall Advisor and book "Internet Security for Your Macintosh" as part of the DoorStop X Security Suite.
Open Door Networks has been securing the Mac since 1998 and Mac OS 8. We literally wrote the book on Internet security.
