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Firewalls: what SHOULD I block?
(lemmy.wtf)
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You don't understand local host. Services listen on 127.0.0.1 which is a local only address. You can only connect to it locally
who speaks about localhost? out of 21 active ports on my machine, only 3 is only listening on localhost. dhclient, avahi-daemon, syncthing, kdeconnect.. cups-browsed did not listen only on localhost either