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Blog post: This is why you base your zoning on risk analysis

When working with cybersecurity and segmenting your systems into security zones, it is a good idea to use risk analysis. In this way, you can avoid that the security work is carried out according to an undefined "ad hoc" method. In addition, it is often easier to explain and justify the investments you want to make if you can account for the risks you handle or reduce. The standard IEC 62443 is a good method to use when doing your risk-based zoning.