To stop data leakage, try a two-punch strategy that combines outbound content-monitoring tools with digital rights-management appliances.

A disgruntled employee here, a careless one there, and just about any enterprise can find itself facing a mountain of trouble from confidential information made public. Help is at hand. Armed with increasingly sophisticated outbound-content monitors, information security officers finally have the weapons they need to conquer the threat of data leakage.

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Outbound-content monitoring - also known as data- or information-leakage prevention - came of age in the past year. The devices "have reached a state where they can be a fundamental part of everyone's network," says Josh Levine, managing director at Kita Capital Management, former CTO at E*Trade Financial and board member for device start-up Securify.

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