CYBER SECURITY— Conclusion: SCADA system protection requires independent barriers

A risk assessment, combined with a vulnerability assessment and threat scenario analysis, specifically identifies cyber vulnerabilities that may require elimination from a pipeline system. Elimination of vulnerabilities isn't always possible, however, especially with little control over the operating system and networking software used as the basis of supervisory control and data acquisition systems.Relying on the various vendors to identify vulnerabilities and supply patches eliminating them is a never-ending process. The only solution is to place independent barriers and protections (technical countermeasures) around a SCADA system to try to keep its communication paths secure.The first...

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