The main purposes of an IS audit is to quantify the system’s control design, effectiveness, and security measures. Moreover, for development processes and mainly for IT governance, IT teams are responsible for security and observation of planning v/s implementation. Early preparation is important in-time of the security breach. The team should also have a clear vision of how to prepare in order to prevent future breaches. In the information technology environment, an audit is an evaluation of information systems, their inputs, outputs, and processing.
Specifically, information technology and information systems audits are conducted to evaluate the organization’s ability to guard their information assets and to properly provide information to authorized parties accordingly. It aims to measure the following:
Confidentiality: Will the information in the systems be disclosed only to authorized users?
Integrity: Will the information provided by the system always be accurate and complete?
Availability: Will the organization’s asset and systems are available for the business at all times when required?