Sorry to disappoint you. EV chargers have software *and* network protocols both to the EV and to the backend! I was recently nerd-sniped into documenting the horrors (XML/EXI, HomePlug AV with faulty encryption, XML-RPC,...) in https://chaos.social/@ge0rg/115419683540909771
:rainbowCrow: (npub1s6e…n008)