The New State-of-the-Art in Information Security: Threats, Vulnerabilities, Attacks, and Countermeasures For years, IT and security professionals have turned toSecurity in Computingas the definitive guide to information-security attacks and countermeasures. In this newFourth Edition, Charles P. Pfleeger and Shari Lawrence Pfleeger have thoroughly updated their classic guide to reflect today's newest technologies, standards, and trends. The authors first introduce the core concepts and vocabulary of computer security, including cryptography. Next, they systematically identify and assess threats now facing programs, operating systems, databases, and networks. For each threat, they offer best-practice responses.Security in Computing, Fourth Edition, goes beyond technology, covering crucial management issues you face in protecting infrastructure and information. This edition contains an all-new chapter on the economics of cyber security, and making the business case for security investments.