What Is a SOC 2 Audit and How Does It Work?
In this guide, we’ll explain what a SOC 2 audit is, how it works, the differences between report types, and the step-by-step process organizations follow to prepare for and complete the audit successfully.
Updated June 23, 2026
Enterprise buyers are asking harder security questions than ever before. A single vendor security incident can disrupt operations, expose customer data, and create regulatory problems across the supply chain. As a result, companies evaluating SaaS platforms and technology providers now expect clear proof that security controls are properly designed and consistently maintained.
That is where SOC 2 comes in. SOC 2, short for System and Organization Controls 2, is a security attestation framework developed by the American Institute of Certified Public Accountants (AICPA). It helps organizations demonstrate how they protect customer data and manage security-related risks.
For many SaaS and B2B companies, SOC 2 has become a basic requirement for selling to enterprise customers. Procurement teams, security reviewers, and vendor risk management groups regularly request SOC 2 reports during the purchasing process.
What is a SOC 2 Audit
The audit focuses on how a company manages security, system availability, data handling, and operational processes within its environment.
SOC 2 audits are based on five Trust Services Criteria (TSC):
- Security evaluates protections against unauthorized access and security threats.
- Availability reviews whether systems remain accessible and operational as committed.
- Processing Integrity examines whether systems process data accurately and reliably.
- Confidentiality focuses on protecting sensitive business information from unauthorized disclosure.
- Privacy evaluates how personal information is collected, used, retained, and protected.
Only Security, often called the Common Criteria, is mandatory. Organizations select additional criteria depending on their services, contractual obligations, and customer expectations.
A common misconception is that SOC 2 is a certification. It is not. The final outcome is an attestation report issued by an independent CPA after evaluating the organization’s controls.
SOC 2 audits typically apply to cloud-based service organizations that store, process, or transmit customer data. The assessment involves reviewing policies, access management, monitoring practices, change management procedures, and operational controls. It is a detailed evaluation of how security practices function in day-to-day operations, not simply a technical vulnerability scan.
Why SOC 2 Audits are Important
SOC 2 audits provide benefits that extend beyond compliance. They help organizations build trust, improve security practices, and accelerate business growth.
1. Faster Procurement and Sales Cycles
For many SaaS and B2B organizations, a SOC 2 report directly impacts revenue opportunities. Enterprise buyers frequently request the report during procurement because it provides an independent assessment of a vendor's security controls.
Without a SOC 2 report, sales teams may spend months responding to security questionnaires and documentation requests. A current report helps reduce this friction by addressing many buyer concerns upfront.
2. Stronger Security and Risk Management
Preparing for a SOC 2 audit often reveals gaps in areas such as:
- Access management
- Security monitoring
- Change management
- Incident response
- Policy documentation
3. Improved Operational Discipline
SOC 2 encourages organizations to formalize and maintain security processes.
Common improvements include:
- Clear ownership of controls
- Consistent documentation practices
- Regular access reviews
- Better evidence collection
- Ongoing control monitoring
These practices help create a more mature and accountable operating environment.
4. Increased Buyer Trust
Security is now a major factor in vendor selection. Buyers often evaluate not only product capabilities but also a vendor's ability to protect sensitive information.
A SOC 2 report demonstrates that an organization's controls have been independently reviewed, helping build confidence during procurement and vendor risk assessments.
5. Support for Broader Compliance Efforts
SOC 2 is not a substitute for regulations such as HIPAA or GDPR. However, many SOC 2 controls overlap with broader privacy and security requirements.
As a result, organizations often find that their SOC 2 efforts support:
- Data protection initiatives
- Privacy programs
- Regulatory readiness
- Governance improvements
SOC 2 Type I vs Type II - Key Differences in Audits
Feature | SOC 2 Type I | SOC 2 Type II |
|---|---|---|
Focus | Control design | Control design and operating effectiveness |
Timeframe | Specific point in time | Period of time (typically 3–12 months) |
Purpose | Verifies controls are properly designed | Verifies controls operate consistently over time |
Audit Complexity | Lower | Higher |
Preparation Required | Less extensive | More extensive |
Evidence Collection | Limited | Continuous throughout the review period |
Buyer Preference | Useful for early-stage companies | Preferred by most enterprise buyers |
SOC 2 Type I
Many startups and growing companies pursue Type I reports to demonstrate their commitment to security and establish credibility with customers.
SOC 2 Type II
Because it demonstrates ongoing operational effectiveness, enterprise buyers and procurement teams typically place greater trust in Type II reports.
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How a SOC 2 Audit Works (Step-by-Step Process)
While every organization follows a slightly different path, most SOC 2 audits follow the same general process.
Step 1: Define the Audit Scope
The process begins by identifying:
- Applicable Trust Services Criteria
- In-scope systems and applications
- Infrastructure and cloud environments
- Relevant teams and business processes
Clearly defining scope is important because an overly broad assessment can increase both costs and operational complexity.
Step 2: Conduct a Readiness Assessment
Before the official audit begins, organizations typically perform a readiness assessment or gap analysis.
This phase helps identify:
- Missing controls
- Outdated policies
- Documentation gaps
- Operational weaknesses
- Compliance risks
Addressing issues early helps avoid costly surprises during the formal audit.
Step 3: Remediate Gaps and Strengthen Controls
Once gaps are identified, remediation work begins.
Common activities include:
- Implementing access controls
- Formalizing onboarding and offboarding procedures
- Improving logging and monitoring
- Documenting security policies
- Configuring alerting systems
- Strengthening vendor management processes
Evidence collection often starts during this phase because many controls must demonstrate ongoing operation over time.
Step 4: Audit Fieldwork and Evidence Review
The independent CPA firm then begins audit testing and evidence collection.
Auditors may review:
- Screenshots
- Access review records
- Change management documentation
- Policy acknowledgments
- Ticketing system evidence
- System logs
- Monitoring records
The goal is to verify that controls are operating as described.
Step 5: Receive the SOC 2 Report
After testing is complete, the auditor issues the SOC 2 attestation report.
The report typically includes:
- Auditor's opinion
- Audit scope
- Control testing results
- Identified exceptions
- Management responses (if applicable)
Step 6: Maintain and Improve Controls
For organizations pursuing SOC 2 Type II or future audits, compliance does not end when the report is issued.
Teams should continue:
- Monitoring controls
- Collecting evidence
- Reviewing policies
- Improving security processes
- Maintaining audit readiness
Beyond the Audit: Maintaining SOC 2 Readiness
SOC 2 is more than a security requirement requested during procurement reviews. It is an investment in operational maturity, customer trust, and long-term business growth. Organizations that complete the process successfully are often better positioned to work with enterprise customers, navigate vendor reviews, and demonstrate accountability around data protection practices.
However, SOC 2 is not a one-time project. Maintaining compliance requires ongoing monitoring, documentation, access reviews, and continuous improvement long after the report is issued. The strongest programs treat security as an ongoing business function rather than an annual audit exercise.
As buyer expectations continue to evolve, organizations are placing greater emphasis on continuous compliance and ongoing validation of security controls. Companies that build sustainable security practices today will be better prepared to meet future requirements, strengthen customer trust, and support long-term growth.
