When designing IoT and industrial products or systems, often we are faced to evaluate the need to limit your security budget to keep your product/systems/operations costs profitable. If every time you are uncomfortable taking such hard decisions, you will be pleased to know that there is a standard method that will guide you and give you peace of mind in taking such decisions.
The security levels of IEC 62443 standard comes into play. It offers a comprehensive framework applicable to industrial cybersecurity and similar sectors. It covers all topics from governance and management systems to systems and components requirements. The standard bases its risk driven strategy on the definition of Security Levels, a way to quantify and standardize the definition process for security needs across different. It is a simple concept that just requires some reasoning to be applied effectively. Read to the end to understand why such a concept is so helpful to maximize the efficiency of your hard earned cybersecurity budget.
IEC 62443 series is widely applicable not only across industrial controls operators and component suppliers and has gained approval in numerous countries and different sectors like medical devices and transportation. As it continues to evolve, it is becoming a cornerstone standard in the industry. Organizations are aligning their cybersecurity strategies around it and new standards use it as a foundation.
