Introduction to Information Systems Loose Leaf, 16th Edition PDF Download Ebook. George Marakas and James O'Brien support the mission of the organization. This book explores the issue of risk management with respect to information systems and seeks to answer the following questions, what is risk with respect to information systems, why is it important to understand risk, how is risk assessed, how is risk managed and hat are some common risk assessment/management methodologies and tools.
Managing uncertainties is not an easy task. Limited resources and an ever changing landscape of threats and vulnerabilities make completely mitigating all risks impossible. Therefore, IT security professionals must have a toolset to assist them in sharing a commonly understood view with IT and business managers concerning the potential impact of various IT security related threats to the mission.
This toolset needs to be consistent, repeatable, reduce risks to a reasonable level. Risk management is nothing new. There are many tools and techniques available for managing organizational risks. There are even a number of tools and techniques that focus on managing risks to information systems. Risk is the potential harm that may arise from some current process or from some future event. Risk is present in every aspect of our lives and many different disciplines focus on risk as it applies to them. From the IT security perspective, risk management is the process of understanding and responding to factors that may lead to a failure in the confidentiality, integrity availability of an information system.
IT security risk is the harm to a process or the related information resulting from some purposeful or accidental event that negatively impacts the process or the related information. An understanding of risk and the application of risk assessment methodology is essential to being able create a secure computing environment.
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