Am 25.04.2025 um 23:09:55 Uhr schrieb Dave Close: > Marco Moock wrote: > > >If you want server daemons, you have to install them > >manually. Unless you do it, they won't be reachable from the > >outside. > > Unfortunately, that is a bit over-simplified. Every time Firefox > (or other programs) makes a request through the Internet to some > other system somewhere, it has opened a pathway for that other > system to send a reply to you. Specially crafted replies and broken > filters in the programs on your machine which receive those replies > is the most common way get infected. This is the case all the time a connection is being established, no firewall and not NAT can prevent that because they explicitly allow that communication to make communication possible. If operating systems or applications are vulnerable to such attacks, they are itself the fault and this fault can only be fixed at the OS/application level, not by NAT or outside firewalls. -- Gruß Marco Send unsolicited bulk mail to 1745615395muell@xxxxxxxxxxxxxx -- _______________________________________________ users mailing list -- users@xxxxxxxxxxxxxxxxxxxxxxx To unsubscribe send an email to users-leave@xxxxxxxxxxxxxxxxxxxxxxx Fedora Code of Conduct: https://docs.fedoraproject.org/en-US/project/code-of-conduct/ List Guidelines: https://fedoraproject.org/wiki/Mailing_list_guidelines List Archives: https://lists.fedoraproject.org/archives/list/users@xxxxxxxxxxxxxxxxxxxxxxx Do not reply to spam, report it: https://pagure.io/fedora-infrastructure/new_issue
