Wireguard

Setup

generate keys

wg genkey | sudo tee /etc/wireguard/privatekey

sudo wg pubkey < /etc/wireguard/privatekey

config

/etc/wireguard/wg0.conf

[Interface]
PrivateKey = <local private key>
ListenPort = 51820
Address = 10.0.4.4/32
 
[Peer]
PublicKey = <public key of the host machine>
PresharedKey = <preshared key of the host machine>
AllowedIPs = 0.0.0.0/0
Endpoint = <url or ip of host machine>:51820
PersistentKeepalive = 25

Use

To start the VPN

sudo wg-quick up wg0

To stop the VPN

sudo wg-quick down wg0