This white paper shows you the structured path to IEC 62443-4-2 product certification – especially for manufacturers of industrial components. It explains how to start with a well-founded risk and threat analysis, which requirements from the standard are relevant for your products and how these are systematically integrated into the development process. In addition, you will receive practical advice on how to prepare for certification and find out what evidence is required to meet the required safety and maturity levels in accordance with IEC 62443. This makes this document an indispensable guide for companies that want to implement cybersecurity professionally.