But Triant's left brain has served her pretty well. After stints at Adobe and Sun, she came to Check Point in 1995. Since then, this former math professor and mother of two has created a billion-dollar business out of selling corporate firewalls. To help fend them off and broaden its market base, Check Point announced deals this year with Internet Security Systems to sell intrusion-detection software and with Trend Micro to market an antivirus program. With every rumor that a bigger player is getting into its market, Check Point's stock takes a dive.
Analysts call it a moderate buy.