Blog Security From Good to Great: Mastering Day-2 Network Security Policy Zohar Furman is a Senior Security Researcher on the Akamai Hunt team. Her areas of expertise include detection and forensic research, policy analysis, and incident response. Effective network policy is dynamic by design — it should adapt to the environment, not force the environment to conform to it. Creating an initial segmentation policy is just the beginning of effective network security. The continuing challenge lies in adapting it to close hidden gaps, reduce risks, and address changes both inside and outside your network. Factors like new applications, company growth, and migrations can disrupt established communication patterns. New CVEs, evolving attack campaigns , and third-party software can introduce new risks.  \r\n An effective network policy is dynamic by design — it should adapt to the environment, not force the environment to conform to it . Effective security demands ongoing fine-tuning.…