SSAE 18 - Attestation Standards (SOC Reporting)
Statement on Standards for Attestation Engagements No. 18 (SSAE 18) provides the framework for SOC (System and Organization Controls) reporting engagements. It governs SOC 1 (internal controls over financial reporting), SOC 2 (Trust Services Criteria: security, availability, processing integrity, confidentiality, privacy), and SOC 3 reports. Published by the AICPA, it is the standard used by auditors worldwide for service organization control assessments.
SSAE 18 - Attestation Standards (SOC Reporting) is a compliance framework from International with 20 domains and 67 controls that map to 181 other frameworks. The largest domains are SOC 2 - Security (Common Criteria) (12 controls), SOC 2 - Logical and Physical Access Controls (11 controls), SOC 2 - Additional Trust Services Categories (10 controls). Every control below carries what it requires and what an assessor expects to see.
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Framework Domains (20)
AUP
| Code | Title |
|---|---|
| SSAE-04 | Agreed-Upon Procedures (AT-C 215) |
Acceptance
| Code | Title |
|---|---|
| SSAE-08 | Preconditions for Attestation Engagement |
Documentation
| Code | Title |
|---|---|
| SSAE-17 | Engagement Documentation |
Ethics
| Code | Title |
|---|---|
| SSAE-09 | Independence and Ethics |
Evidence
| Code | Title |
|---|---|
| SSAE-12 | Written Representations |
Examination
| Code | Title |
|---|---|
| SSAE-02 | Examination Engagements (AT-C 205) |
General Standards
| Code | Title |
|---|---|
| SSAE-01 | Common Attestation Concepts (AT-C 105) |
Planning
Quality
| Code | Title |
|---|---|
| SSAE-18 | Quality Management at Firm and Engagement Level |
Reporting
Review
| Code | Title |
|---|---|
| SSAE-03 | Review Engagements (AT-C 210) |
SOC 1
| Code | Title |
|---|---|
| SSAE-05 | SOC 1 Engagements (AT-C 320) |
SOC 1 - Internal Controls over Financial Reporting
Controls at a service organization relevant to user entities' internal control over financial reporting (ICFR)
| Code | Title |
|---|---|
| SSAE18-SOC1-01 | Control Environment |
| SSAE18-SOC1-02 | Risk Assessment |
| SSAE18-SOC1-03 | Information and Communication |
| SSAE18-SOC1-04 | Monitoring Activities |
| SSAE18-SOC1-05 | Control Activities for Financial Processing |
| SSAE18-SOC1-06 | Transaction Processing Controls |
SOC 2
| Code | Title |
|---|---|
| SSAE-06 | SOC 2 Engagements (AT-C 205 with TSC) |
SOC 2 - Additional Trust Services Categories
Availability, Processing Integrity, Confidentiality, and Privacy criteria
| Code | Title |
|---|---|
| SSAE18-A1.1 | A1.1 - Availability Commitments and Requirements |
| SSAE18-A1.2 | A1.2 - Environmental Protections and Recovery |
| SSAE18-A1.3 | A1.3 - Recovery Plan Testing |
| SSAE18-C1.1 | C1.1 - Confidential Information Identification |
| SSAE18-C1.2 | C1.2 - Confidential Information Disposal |
| SSAE18-P1.1 | P1.1 - Privacy Notice |
| SSAE18-P1.2 | P1.2 - Choice and Consent |
| SSAE18-PI1.1 | PI1.1 - Processing Integrity Definition |
| SSAE18-PI1.2 | PI1.2 - System Processing Completeness and Accuracy |
| SSAE18-PI1.3 | PI1.3 - Processing Error Handling |
SOC 2 - Logical and Physical Access Controls
Trust Services Criteria for logical and physical access, system operations, and change management
| Code | Title |
|---|---|
| SSAE18-CC5.1 | CC5.1 - COSO Principle 10: Control Activity Selection |
| SSAE18-CC5.2 | CC5.2 - COSO Principle 11: Technology General Controls |
| SSAE18-CC5.3 | CC5.3 - COSO Principle 12: Control Activity Policies |
| SSAE18-CC6.1 | CC6.1 - Logical Access Security Software |
| SSAE18-CC6.2 | CC6.2 - New User Registration and Authorization |
| SSAE18-CC6.3 | CC6.3 - Access Removal |
| SSAE18-CC6.4 | CC6.4 - Physical Access Restrictions |
| SSAE18-CC6.5 | CC6.5 - Logical Access to Protected Assets |
| SSAE18-CC6.6 | CC6.6 - External Threats and Security Measures |
| SSAE18-CC6.7 | CC6.7 - Data Transmission Restrictions |
| SSAE18-CC6.8 | CC6.8 - Unauthorized Software Prevention |
SOC 2 - Security (Common Criteria)
Security criteria applicable to all SOC 2 engagements - the common criteria baseline
| Code | Title |
|---|---|
| SSAE18-CC1.1 | CC1.1 - COSO Principle 1: Integrity and Ethical Values |
| SSAE18-CC1.2 | CC1.2 - COSO Principle 2: Board Independence and Oversight |
| SSAE18-CC1.3 | CC1.3 - COSO Principle 3: Management Structure and Authority |
| SSAE18-CC1.4 | CC1.4 - COSO Principle 4: Commitment to Competence |
| SSAE18-CC1.5 | CC1.5 - COSO Principle 5: Accountability |
| SSAE18-CC2.1 | CC2.1 - COSO Principle 13: Quality Information |
| SSAE18-CC2.2 | CC2.2 - COSO Principle 14: Internal Communication |
| SSAE18-CC2.3 | CC2.3 - COSO Principle 15: External Communication |
| SSAE18-CC3.1 | CC3.1 - COSO Principle 6: Risk Identification |
| SSAE18-CC3.2 | CC3.2 - COSO Principle 7: Risk Analysis |
| SSAE18-CC3.3 | CC3.3 - COSO Principle 8: Fraud Risk Assessment |
| SSAE18-CC3.4 | CC3.4 - COSO Principle 9: Change Management |
SOC 2 - System Operations and Change Management
System operations monitoring, incident management, and change management controls
| Code | Title |
|---|---|
| SSAE18-CC7.1 | CC7.1 - Infrastructure and Software Monitoring |
| SSAE18-CC7.2 | CC7.2 - Anomaly Monitoring in Operations |
| SSAE18-CC7.3 | CC7.3 - Security Event Evaluation |
| SSAE18-CC7.4 | CC7.4 - Incident Response |
| SSAE18-CC7.5 | CC7.5 - Incident Recovery |
| SSAE18-CC8.1 | CC8.1 - Infrastructure and Software Change Management |
| SSAE18-CC9.1 | CC9.1 - Risk Mitigation Activities |
| SSAE18-CC9.2 | CC9.2 - Vendor and Business Partner Risk Management |
SOC 3
| Code | Title |
|---|---|
| SSAE-07 | SOC 3 General Use Reports |
Your Compliance Coverage
If you comply with SSAE 18 - Attestation Standards (SOC Reporting), you already cover:
Maps to 181 other frameworks
What is SSAE 18 - Attestation Standards (SOC Reporting) and who does it apply to?
SSAE 18 - Attestation Standards (SOC Reporting) is a compliance framework from International with 20 domains and 67 controls. Statement on Standards for Attestation Engagements No. 18 (SSAE 18) provides the framework for SOC (System and Organization Controls) reporting engagements. It governs SOC 1 (internal controls over financial reporting), SOC 2 (Trust Services Criteria: security, availability, processing integrity, confidentiality, privacy), and SOC 3 reports. Published by the AICPA, it is the standard used by auditors worldwide for service organization control assessments. It is used by organisations to establish and maintain compliance with industry standards and regulatory requirements.
What does SSAE 18 - Attestation Standards (SOC Reporting) actually require?
SSAE 18 - Attestation Standards (SOC Reporting) has 67 controls organised across 20 domains. The largest domains are SOC 2 - Security (Common Criteria) (12 controls), SOC 2 - Logical and Physical Access Controls (11 controls), SOC 2 - Additional Trust Services Categories (10 controls). Each control defines specific requirements that organisations must implement to achieve compliance.
If I already comply with another framework, how much of SSAE 18 - Attestation Standards (SOC Reporting) do I already cover?
SSAE 18 - Attestation Standards (SOC Reporting) maps to 181 other compliance frameworks. The top mapping partners are SOC for Cybersecurity - Cybersecurity Risk Management Examination (21% coverage), South Korea ISMS-P (19% coverage), NIST Cybersecurity Framework 2.0 (19% coverage). Use our comparison tool to explore control-level mappings between frameworks.
How do I implement SSAE 18 - Attestation Standards (SOC Reporting)?
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