ISA/IEC 62443-4-1-2018, Security for Industrial Automation and Control Systems Part 4-1: Product Security Development Life-Cycle Requirements, specifies process requirements for the secure development of products used in an IACS. It defines a secure development life-cycle for developing and maintaining secure products.
Source URL: ISA announces newly published ISA/IEC 62443-4-1-2018 security standard
Source Website: Factory Automation – Automation.com