An IT audit is a systematic evaluation of your organization's technology infrastructure, security controls, policies, and operations. It determines whether your systems adequately protect assets, maintain data integrity, and support business objectives. IT audits are often required for compliance with SOC 2, ISO 27001, HIPAA, and PCI DSS.
What Does an IT Audit Cover?
A comprehensive IT audit examines your technology environment across six key areas.
- Infrastructure — servers, networks, storage, cloud environments, disaster recovery
- Security — access controls, encryption, vulnerability management, incident response
- Applications — software inventory, licensing, update management, custom code review
- Data management — backup procedures, data classification, retention policies
- Governance — IT policies, change management, documentation, roles and responsibilities
- Compliance — regulatory requirements, industry standards, contractual obligations
What Are the Different Types of IT Audits?
IT audits vary by scope and purpose.
| Type | Purpose | Triggered By |
|---|---|---|
| General controls audit | Broad review of IT environment and policies | Annual review cycle |
| Security audit | Focused on cybersecurity posture and controls | Compliance requirement or incident |
| Compliance audit | Verify adherence to specific standards (SOC 2, ISO) | Customer requirement, regulation |
| Application audit | Review specific application controls and security | New deployment or risk assessment |
| Cloud audit | Assess cloud configurations, access, and costs | Cloud migration or optimization |
How Often Should You Conduct an IT Audit?
Most organizations should conduct a comprehensive IT audit annually, with targeted security assessments quarterly. Compliance frameworks like SOC 2 require annual audits. High-risk environments (financial services, healthcare) may need more frequent reviews.
Opsio's IT security services include audit preparation and remediation support, helping organizations identify gaps before auditors do. For ongoing protection, our managed services maintain the security controls auditors expect to see.