An organization has several production-critical SCADA supervisory systems that cannot follow the normal 30- day patching policy. Which of the following BEST maximizes the protection of these systems from malicious software? A. Configure a firewall with deep packet inspection that restricts traffic to the systems. B. Configure a separate zone for the systems and restrict access to known ports. C. Configure the systems to ensure only necessary applications are able to run. D. Configure the host firewall to ensure only the necessary applications have listening ports  Suggested Answer: C This question is in SY0-501 Exam For getting CompTIA Security+ certificate Disclaimers: The website is not related to, affiliated with, endorsed or authorized by CompTIA. Trademarks, certification & product names are used for reference only and belong to CompTIA. The website does not contain actual questions and answers from CompTIA's Certification Exams.
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