del -r .\data\local_keys
# del -r .\data\remote_keys
mkdir -p .\data\local_keys
# mkdir -p .\data\remote_keys
for ($i = 0; $i -lt 4; $i++) {
    ssh-keygen -f ./data/local_keys/id_ecdsa_$i -t ecdsa -b 256 -q -N '""' -C "local_key_$i"
    # ssh-keygen -f ./data/remote_keys/id_ecdsa_$i -t ecdsa -b 256 -q -N '""' -C "remote_key_$i"
    # cat ./data/remote_keys/id_ecdsa_$i.pub >> ./data/remote_keys/administrator_authorized_keys
    # del ./data/remote_keys/*.pub
}