The threat landscape has progressed from unsophisticated "script kiddies" to hackers to insiders to today's state-sponsored attacks, where enterprises are attacked because of who they are, what they do and the value of their intellectual property (IP).
"There are no universal solutions to prevent being infiltrated," said James Holley, leader for Ernst & Young LLP's Information Security Incident Response services and co-author of the book. "If sophisticated and well-funded attackers target a specific environment, they will get in. In this rapidly evolving threat landscape, information security professionals need to adopt the mindset that their network is already compromised or soon will be."
In a detailed look at an escalating global problem, the authors highlight five things every organization should know: