By Mario Piattini
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Extra resources for Auditing Information Systems
Management must establish an adequate system of internal controls, and such systems should support business processes and resources properly. The planning, control, security and cost reduction involved in information systems are currently essential for organizational strategies. Generally speaking, the current situation of information systems is frequently characterized by a lack of assimilation of new technologies, a bad use of information and technological resources, a general dissatisfaction of users, obsolescent applications, and a lack of planning.
Proposal: Generally speaking the proposal to a customer, or the preceding audit presentation to an organization should have the following structure: - Introduction. - Scope and Conditions. - Work Team. - Audit Plan and Schedules. - Special Requirements or Needs. - Fees (and expenses). Progress Report At least one or more periodical progress reports should be made throughout the audit work. They identify past or future problems or incidents, proposing solutions. They are also useful in reporting scope deviations and possible changes in the planning and budgets.
Chapter 1, by Rafael Rodríguez, introduces the main concepts of Page vii information system auditing: control objective, audit plan, and risk, using the guidelines defined by the ISACA (Information System and Audit Control Association). Jane Fedorowicz and Ulric Gelinas Jr. summarize in Chapter 2 the adoption and usage patterns of the COBIT (Control Objectives for Information and related Technology) proposed by the ISACA. One of the most important areas for IT auditing is security. This issue is addressed in Chapter 3, by Arturo Ribagorda and José María Sierra who analyze the different security risks which threaten IT elements.