What Is CISA? The Complete Guide to the Certification
Everything you need to know about the Certified Information Systems Auditor certification, from eligibility to career impact.
CISA Certification Overview
The Certified Information Systems Auditor (CISA) is a globally recognized professional certification issued by ISACA (Information Systems Audit and Control Association). Established in 1978, CISA validates an individual's expertise in information systems auditing, control, and security. It is one of the most sought-after certifications for professionals working in IT audit, compliance, and governance roles.
What CISA Covers
The CISA certification is built around five domains that represent the core competency areas an IS auditor needs to master.
The Five CISA Domains
- Domain 1: Information Systems Auditing Process covers audit planning, execution, and reporting, along with audit standards and guidelines.
- Domain 2: Governance and Management of IT addresses IT governance structures, strategic alignment, and resource management.
- Domain 3: Information Systems Acquisition, Development, and Implementation focuses on the SDLC, project management, and system implementation controls.
- Domain 4: Information Systems Operations and Business Resilience covers IT operations, service management, business continuity, and disaster recovery.
- Domain 5: Protection of Information Assets deals with information security policies, access controls, cryptography, and physical security.
Eligibility Requirements
To earn the CISA certification, candidates must pass the CISA exam and demonstrate five years of professional work experience in information systems auditing, control, assurance, or security. ISACA allows substitutions of up to three years for certain educational qualifications and other certifications, reducing the minimum experience requirement to two years in some cases.
The CISA Exam
The CISA exam consists of 150 multiple-choice questions to be completed within four hours. The exam is offered at PSI testing centers worldwide and is available throughout the year. Scores are reported on a scale of 200 to 800, with a passing score of 450. Questions are designed to test both knowledge and the ability to apply concepts to real-world audit scenarios.
Who Should Pursue CISA?
CISA is ideal for IT auditors, audit managers, consultants, and security professionals who want to demonstrate their competence in information systems audit and control. It is also valuable for professionals transitioning from general auditing into IT-specific roles, or for IT professionals who want to move into audit and governance positions.
Career Impact and Demand
CISA certification holders are in high demand across industries, particularly in financial services, healthcare, government, and technology. According to industry surveys, CISA-certified professionals typically earn significantly more than their non-certified peers. The certification also opens doors to senior roles such as IT audit manager, chief audit executive, and information security director. Regulatory requirements in many industries have increased the need for qualified IS auditors, making CISA a valuable credential for long-term career growth.