Check Point's dollars catch Sourcefire

Check Point Software Technologies plans to acquire intrusion prevention company Sourcefire in a $225 million deal, as it seeks to expand beyond its core firewall and virtual private network businesses.

The acquisition marks a rare decision by Check Point to buy, rather than build, its security technology. But in buying Sourcefire, Check Point may be reacting to pressure as networking giants such as Cisco Systems and Juniper Networks, as well as software giant Microsoft, focus more and more on security.

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