IEC 62443-4-1
Security for industrial automation and control systems - Part 4-1: Secure product development lifecycle requirements
Overview
Defines requirements for a secure development lifecycle for products used in industrial automation and control systems. Covers security requirements for development processes, including security by design, threat modeling, and secure coding practices.
Applicability
Product development processes and lifecycle security
Relevance to Cyber Resilience Act (CRA)
Primary standard for CRA essential cybersecurity requirements and secure development obligations
Key Coverage Areas
Standard Sections & Chapters
Security development lifecycle requirements
Security requirements specification
Secure by design
Security implementation
Security verification and validation
Identification and authentication control
Use control
System integrity
Data confidentiality
Restricted data flow
Timely response to events
Resource availability
Related Cyber Resilience Act (CRA) Articles
Article I: ESSENTIAL CYBERSECURITY REQUIREMENTS
View Article →Security requirements for development lifecycle
Implementation Guidance:
Address all security requirement categories throughout product development
Article 13: Obligations of manufacturers
View Article →Secure development lifecycle and security requirements specification
Implementation Guidance:
Implement SDL with security gates, threat modeling, and secure design principles
Mapped Obligations:
- Conduct and document cybersecurity risk assessments
- Keep security updates available for 10+ years
- Keep technical documentation for 10+ years
Article 14: Reporting obligations of manufacturers
View Article →Security implementation, verification and validation
Implementation Guidance:
Implement security testing, validation processes and maintain security documentation
Article 15: Voluntary reporting
View Article →Security documentation requirements
Implementation Guidance:
Create comprehensive security documentation including threat models, security architecture, and test results
Article 17: Other provisions related to reporting
View Article →Security maintenance and lifecycle support
Implementation Guidance:
Define security support period and commit to security updates throughout product lifecycle
Article 24: Obligations of open-source software stewards
View Article →Security requirements and risk assessment
Implementation Guidance:
Perform threat modeling and security risk assessment during development
Mapped Obligations:
- Further to a reasoned request from a market surveillance authority, open-source software stewards shall provide that authority, in a language which can be easily understood by that authority, with the documentation referred to in paragraph 1, in paper or electronic form
Quick Information
- Organization
- IEC
- Category
- Product Security
- Certification
- ✓ Available