Certified Information Systems Auditor (CISA) is a certification issued by ISACA to people in charge of ensuring that an organization's IT and business systems are monitored, managed and protected; the certification is presented after completion of a comprehensive testing and application process. The CISA certification is a globally recognized standard for appraising an IT auditor's knowledge, expertise and skill in assessing vulnerabilities and instituting IT controls in an enterprise environment. It is designed for IT auditors, audit managers, consultants and security professionals.