According to the latest Verizon Data Breach report, 85 percent of organizations breached did not realize they had been compromised, sometimes for weeks or months. Often they only found out when alerted by a third party. So cyber-hackers can be at work in compromised networks -- as we have seen in many recent situations -- for weeks or months. The question, then, is what do you do once you find out your data has been compromised? This issue provides the answers.