Enhanced cyber‐physical security using attack‐resistant cyber nodes and event‐triggered moving target defence
نویسندگان
چکیده
A cyber-physical authentication strategy to protect power system infrastructure against false data injection (FDI) attacks is outlined. The authors demonstrate that it feasible use small, low-cost, yet highly attack-resistant security chips as measurement nodes, enhanced with an event-triggered moving target defence (MTD), offer effective security. At the cyber layer, proposed solution based on MULTOS Trust-Anchor chip, using authenticated encryption protocol, offering cryptographically protected and chained reports at up 12/s. availability of Trust-Anchors allows grid controller delegate aspects passive anomaly detection, supporting local well central alarms. In this context, a distributed MTD protocol implemented physical layer complement side enhancement. This applies detection scheme Holt-Winters seasonal forecasting in combination via inductance perturbation. shown be preventing or detecting wide range system.
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ژورنال
عنوان ژورنال: IET cyber-physical systems
سال: 2021
ISSN: ['2398-3396']
DOI: https://doi.org/10.1049/cps2.12002