IEC 62351 — Power Systems Communication Security
IEC 62351 is a series of standards addressing the cybersecurity of communication protocols used in power systems. It provides security specifications for protocols including IEC 61850 (substation automation), IEC 60870-5 (telecontrol), IEC 61968/61970 (CIM), and DNP3. Covers authentication, encryption, access control, and key management for operational technology (OT) communications in the energy sector.
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Framework Domains (6)
Parts 1-2: Introduction and Glossary
| Code | Title |
|---|---|
| 62351-1 | Introduction |
| 62351-2 | Glossary of terms |
Parts 10-11: Architecture and XML Security
| Code | Title |
|---|---|
| 62351-10 | Security architecture guidelines |
| 62351-11 | Security for XML documents |
Parts 12-14: DER, Resilience, and Monitoring
| Code | Title |
|---|---|
| 62351-12 | Resilience and security recommendations for DER |
| 62351-13 | Cyber-physical generation and storage resilience |
| 62351-14 | Cyber security event logging |
Parts 3-4: TCP/IP and MMS Security Profiles
| Code | Title |
|---|---|
| 62351-3 | Profiles including TCP/IP |
| 62351-4 | Profiles including MMS and similar payloads |
Parts 5-6: Protocol-Specific Security
| Code | Title |
|---|---|
| 62351-5 | Security for IEC 60870-5 and derivatives |
| 62351-6 | Security for IEC 61850 profiles |
Parts 7-9: Network Management, Access Control, and Key Management
| Code | Title |
|---|---|
| 62351-7 | Network and system management (NSM) |
| 62351-8 | Role-based access control (RBAC) |
| 62351-9 | Cyber security key management |
Maps to 579 other frameworks
Frequently Asked Questions
What is IEC 62351 — Power Systems Communication Security?
IEC 62351 — Power Systems Communication Security is a compliance framework from International (IEC) with 6 domains and 14 controls. IEC 62351 is a series of standards addressing the cybersecurity of communication protocols used in power systems. It provides security specifications for protocols including IEC 61850 (substation automation), IEC 60870-5 (telecontrol), IEC 61968/61970 (CIM), and DNP3. Covers authentication, encryption, access control, and key management for operational technology (OT) communications in the energy sector. It is used by organisations to establish and maintain compliance with industry standards and regulatory requirements.
How many controls does IEC 62351 — Power Systems Communication Security have?
IEC 62351 — Power Systems Communication Security has 14 controls organised across 6 domains. The largest domains are Parts 12-14: DER, Resilience, and Monitoring (3 controls), Parts 7-9: Network Management, Access Control, and Key Management (3 controls), Parts 1-2: Introduction and Glossary (2 controls). Each control defines specific requirements that organisations must implement to achieve compliance.
What frameworks does IEC 62351 — Power Systems Communication Security map to?
IEC 62351 — Power Systems Communication Security maps to 579 other compliance frameworks. The top mapping partners are CFTC System Safeguards (17 CFR 37, 38, 39, 49) (43% coverage), EU Cyber Resilience Act (43% coverage), South Korea Cloud Security Assurance Program (CSAP) (43% coverage). Use our comparison tool to explore control-level mappings between frameworks.
How do I get started with IEC 62351 — Power Systems Communication Security compliance?
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