Re: how to detect hack attempts.

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Friday, February 21, 2020 8:07:15 AM MST Tim via users wrote:
> On Thu, 2020-02-20 at 21:34 -0800, Samuel Sieb wrote:
> 
> > Any critical system daemons are 1024 and below.  The reason the high 
> > ports are left open is for user applications to be able to
> > communicate without users having to figure out the firewall.
> 
> 
> Beyond the usual (HTTP, mail, DNS servers, etc), what is the average
> non-admin user going to set up that listens as a server?  Admin-users
> setting up those traditional services ought to know how to manage
> firewalls, or they ought not to mess around with those services.
> 
> Thanks to the forever moving target closed-source things like ICQ, MSN,
> Yahoo messenger (some of which have gone by the way of the dodo), there
> isn't much in the way of Linux-based clients for those kind of things
> that need to have listening ports.
> 
> I can only think of something like bitorrent, which doesn't seem to
> need you to poke holes in your firewall.
> 
> -- 
>  
> uname -rsvp
> Linux 3.10.0-1062.12.1.el7.x86_64 #1 SMP Tue Feb 4 23:02:59 UTC 2020 x86_64
> 
> Boilerplate:  All unexpected mail to my mailbox is automatically deleted.
> I will only get to see the messages that are posted to the mailing list.

Most likely, many services, entirely unknowingly, as their own user. I have no 
idea what led the GNOME folks into believing it was a good idea to open up 
EVERYTHING above 1024.

-- 
John M. Harris, Jr.
Splentity

_______________________________________________
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



[Index of Archives]     [Older Fedora Users]     [Fedora Announce]     [Fedora Package Announce]     [EPEL Announce]     [EPEL Devel]     [Fedora Magazine]     [Fedora Summer Coding]     [Fedora Laptop]     [Fedora Cloud]     [Fedora Advisory Board]     [Fedora Education]     [Fedora Security]     [Fedora Scitech]     [Fedora Robotics]     [Fedora Infrastructure]     [Fedora Websites]     [Anaconda Devel]     [Fedora Devel Java]     [Fedora Desktop]     [Fedora Fonts]     [Fedora Marketing]     [Fedora Management Tools]     [Fedora Mentors]     [Fedora Package Review]     [Fedora R Devel]     [Fedora PHP Devel]     [Kickstart]     [Fedora Music]     [Fedora Packaging]     [Fedora SELinux]     [Fedora Legal]     [Fedora Kernel]     [Fedora OCaml]     [Coolkey]     [Virtualization Tools]     [ET Management Tools]     [Yum Users]     [Yosemite News]     [Gnome Users]     [KDE Users]     [Fedora Art]     [Fedora Docs]     [Fedora Sparc]     [Libvirt Users]     [Fedora ARM]

  Powered by Linux