# Ubuntu Debian
apt install wireguard
# Fedora
dnf install wireguard-tools
# Arch
pacman -S wireguard-tools
wg genkey | sudo tee /etc/wireguard/private.key
cat /etc/wireguard/private.key | wg pubkey | sudo tee /etc/wireguard/public.key
wg-quick down wg0
systemctl restart [email protected]