To learn that your company's confidential data was stolen -- not by any hacker, but by an employee -- is a nightmare scenario that no one wants to face.
But it's also a risk that's very real. The recent arrest of a former NSA contractor suspected of stealing classified government files is just the latest high-profile example, and security experts say all companies need to be on guard against potential insider threats.
How serious is the threat?
It's not every day that thieving employees take to the digital black market to sell their company's sensitive information, but it does happen, and incidents have been occurring more frequently, said Andrei Barysevich, a director at security firm Flashpoint...
...In many of those cases, it appears the insider had access to sensitive data that no one at their companies bothered to monitor, Barysevich said. That's a serious problem, and he advises companies to segregate all valuable data away from employees who don't have a reason to use it. He also says they should create a culture where employees are aware of the insider threat.
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