A compromised computer may not see the network traffic but you couldn't hide it from your switch and router. Unless it used cellular or something wireless. Or they sneak packets through popular websites like Google but the website would have to be in on it.
A compromised computer may not see the network traffic but you couldn't hide it from your switch and router. Unless it used cellular or something wireless. Or they sneak packets through popular websites like Google but the website would have to be in on it.