FireEye has acquired Texas-based iSight Partners for $200 million, a deal that executives say will give FireEye stronger intelligence about cybercriminal and hacking groups before they strike.

The transaction, announced Wednesday, closed on Jan. 14.

FireEye started with an end-point protection product aimed at filtering out malware before it entered a company’s network. But the company has sought to expand its range of services through acquisitions as cybersecurity has become an ever-increasing concern — and a more lucrative business.

In early 2014, it bought Mandiant, which specializes in investigating cyberattacks. The victims of some of the largest data breaches in memory, including Target, have retained Mandiant’s services.

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