Regulatory Compliance Frameworks for IS Auditors
Understand major regulatory compliance frameworks that IS auditors must know, including SOX, HIPAA, PCI-DSS, and GDPR.
Compliance Landscape for IS Auditors
IS auditors frequently encounter regulatory compliance requirements that shape audit objectives and testing procedures. Understanding the major compliance frameworks is essential for planning effective audits and providing valuable assurance to stakeholders. The specific regulations that apply depend on the organization's industry, geographic location, and the types of data it processes.
Major Regulatory Frameworks
Sarbanes-Oxley Act (SOX)
SOX applies to publicly traded companies in the United States and requires management to establish and maintain adequate internal controls over financial reporting:
- Section 302: Requires CEO and CFO certification of financial statements and internal controls.
- Section 404: Requires management assessment and auditor attestation of internal controls over financial reporting.
- IS Audit Role: IS auditors evaluate IT general controls (ITGCs) that support financial reporting systems, including access controls, change management, and computer operations.
HIPAA
The Health Insurance Portability and Accountability Act protects the privacy and security of protected health information (PHI) in the United States:
- Privacy Rule: Establishes standards for how PHI can be used and disclosed.
- Security Rule: Requires administrative, physical, and technical safeguards to protect electronic PHI.
- IS Audit Role: Auditors assess whether healthcare organizations and their business associates implement adequate controls to protect PHI.
PCI-DSS
The Payment Card Industry Data Security Standard applies to organizations that process, store, or transmit credit card data:
- Specifies twelve requirements organized around six control objectives including building secure networks, protecting cardholder data, and maintaining vulnerability management programs.
- IS Audit Role: Qualified Security Assessors (QSAs) perform PCI-DSS assessments, but IS auditors may evaluate PCI compliance as part of broader audit programs.
GDPR
The General Data Protection Regulation applies to organizations that process personal data of EU residents:
- Data Subject Rights: Individuals have rights to access, correct, delete, and port their personal data.
- Privacy by Design: Organizations must incorporate data protection into system design and business processes.
- IS Audit Role: Auditors evaluate whether data protection controls, consent mechanisms, and data subject rights processes are implemented effectively.
Compliance Audit Approach
When conducting compliance audits, IS auditors should:
- Identify applicable regulations based on the organization's industry, geography, and data types.
- Map regulatory requirements to specific controls and testing procedures.
- Evaluate both the design and operating effectiveness of compliance controls.
- Document compliance gaps and assess their potential impact.
- Provide actionable recommendations for addressing deficiencies.
CISA Exam Tips
For the CISA exam, understand the purpose and scope of major regulatory frameworks and the IS auditor's role in evaluating compliance. Know that compliance requirements vary by industry and jurisdiction, and that auditors must identify applicable regulations during the planning phase. Questions may present scenarios involving regulatory violations and ask about the auditor's responsibility for reporting and recommending corrective actions.