Even if a Chief Information Security Officer (CISO) performs 99 percent of their tasks perfectly, there is still plenty of opportunity to make mistakes. When companies have unpatched vulnerabilities, or incorrect configurations, or other holes in their security tactics (not to mention the "set it and forget it” mentality after deployment)—security management can quickly become a CISO’s nightmare. This is why it's so important for leaders to consider the following when developing the right security approach for their organizations.