EV Charging. A Grid Security Issue?

How can load impact grid security according to the principal manager of technical staff at Sandia National Laboratories?

• If there is too much load on the grid provided by EV chargers
• That load is controlled & manipulated in aggregate
• Could result in power system problems

What grid security issues are at the top for National Motor Freight Traffic Association? The security of high-voltage chargers for medium- and heavy-duty EVs, that could do more damage if hacked

How could these high voltage EV chargers cause grid concerns?

• By switching the chargers off and on quickly it can ultimately cause power outages

What regulatory concerns exist?

• lack of comprehensive cybersecurity guidelines for electric vehicle supply equipment
• the 2 impacted industries, transportation & energy, need greater coordination

E&E News | ‘Major vulnerability’: EV hacks could threaten power grid