Guru Raghav Raman, NUS
The authors suggest mitigation strategies can be used, with authorities being ready to broadcast warnings. However, I suggest that if the warnings go out on "old" media, such as local TV stations, many may not see them. Also the attacker could reduce the effectiveness of the official announcements, by sending out fake official denials on social media saying the warnings were not real.
ANU energy researcher and entrepreneur, Dr Backhall, in 2019 described the current Australian electricity grid as being "duct-taped together". His work on smart renewable energy would allow for a more robust grid, which could switch off loads and switch on battery supplies at peak times. However, this equipment would need to be secure, as it offers a new target for hackers.
Raman, G., AlShebli, B., Waniek, M., Rahwan, T., & Peng, J. C. H. (2020). How weaponizing disinformation can bring down a city’s power grid. PloS one, 15(8), e0236517. URL https://doi.org/10.1371/journal.pone.0236517