By Mario Piattini
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Audit guidelines and control objectives (checklists to review controls). Organizational structure, flow charts (of manual and automated operations), file interrelations. ). Organizational hierarchy and segregation of duties. Page 11 Use of specific audit software. Statistical sampling. Performing other kinds of specific tests to get evidence. Past and Future Trends in Information Systems Auditing For technical reasons, the information system auditing has gone through several phases which, being sometimes confusing, is increasing more and more the distance with financial auditing, and integrating itself in today's complex and sophisticated information systems.
Many systems fail Page 9 because of some of the following reasons: Lack of management technical capacity. Lack of management support in system development. Inexperience of employees or lack of training. Unrealistic expectations with wrong orientations. Information System Audit Plan To approach an information system, a plan has to be developed, similar to the ones used in financial auditing. Some of the tasks involved are as follows: Definition of scope and objectives. Analysis and understanding of standard procedures.
The survey that is the basis for this chapter was designed to assess the usefulness of COBIT to these varied constituencies. It also measures the characteristics and perceptions of organizations and individuals who have chosen to adopt (or not adopt) the framework. The Survey In August 1997 a survey was sent to all those who had purchased a copy of COBIT. The purposes of the survey were to determine: The characteristics of the individuals (and their organizations) who purchased COBIT. The characteristics of the individuals (and their organizations) who have begun to use COBIT.