Anti-virus in practice is more about protecting about broad-spectrum attacks which aren't targeted against anyone in particular. Drive-by trojans, ransomware, a

Anti-virus in practice is more about protecting about broad-spectrum attacks which aren't targeted against anyone in particular. Drive-by trojans, ransomware, and the like. An attacker like that is not going to spend an hour per target. A more motivated, targeted attacker is going to be a lot more of a threat.