IEC 62351-5:2023

IEC 62351-5:2023 addresses data and communications security for IEC 60870-5 and related derivatives, making it a relevant technical reference for organizations working with control-system communications in power applications. It helps define a security-oriented framework for protecting exchanged information, supporting engineering documentation, technical review, and compliance workflows where authenticated and controlled communication is important. For teams involved in procurement, validation, or conformity assessment, IEC 62351-5:2023 provides a focused source for evaluating how security expectations align with operational communication needs.

IEC 62351-5:2023 standard overview

IEC 62351-5:2023 is part of the IEC 62351 series and focuses on security considerations for IEC 60870-5 and derivative communication profiles. Its scope is generally relevant to systems that rely on structured data exchange in electrical and automation environments, where cyber security controls must be considered alongside functional performance. In practice, it can support technical assessment, risk management, and documented evaluation of communication implementations during design, integration, or compliance preparation.

Applications of IEC 62351-5:2023

This document is commonly relevant in power system control networks, utility communication architectures, and other operational environments that use IEC 60870-5-based protocols or derivatives. It may be used during equipment specification, system integration, laboratory evaluation, and verification activities for communication security features. Engineering and test teams often consult it when preparing technical documentation, comparing supplier claims, or reviewing how a device or platform supports secure interoperability within a broader control and monitoring workflow.

Why IEC 62351-5:2023 matters

IEC 62351-5:2023 matters because secure communication handling is often central to operational consistency, safety-related decision making, and reduced cyber risk in power-related control systems. It supports more consistent testing workflows and helps organizations align procurement requirements with technical compliance expectations. For conformity assessment and quality assurance teams, the document can serve as a practical reference for validating that security-related communication behavior is considered during design reviews, acceptance testing, and deployment planning.

• Security guidance for IEC 60870-5 and related communication profiles
• Useful for engineering review, supplier evaluation, and implementation planning
• Supports technical validation and documented compliance workflows
• Relevant to control-system communications in power and utility environments
• Helps structure verification activities around secure data exchange