Is my system safe?
When I type the command netstat displays me something like this
Proto RefCnt Flags Type State I-Node Path unix 2 [ ] DGRAM 20321 /var/spool/postfix/dev/log unix 3 [ ] DGRAM 12890 /run/systemd/notify unix 16 [ ] DGRAM 12963 /run/systemd/journal/dev-log unix 2 [ ] DGRAM 28117 /run/user/1000/systemd/notify unix 7 [ ] DGRAM 13781 /run/systemd/journal/socket unix 2 [ ] DGRAM 13786 /run/systemd/journal/syslog unix 3 [ ] STREAM CONNECTED 29055 /var/run/dbus/system_bus_socket unix 3 [ ] STREAM CONNECTED 36632 unix 3 [ ] STREAM CONNECTED 29202 unix 3 [ ] STREAM CONNECTED 29117 /run/systemd/journal/stdout unix 3 [ ] STREAM CONNECTED 28263 unix 3 [ ] STREAM CONNECTED 29287 @/tmp/dbus-5MCoPazRF4 unix 3 [ ] STREAM CONNECTED 27378 unix 3 [ ] STREAM CONNECTED 22374 unix 3 [ ] STREAM CONNECTED 29357 /run/systemd/journal/stdout unix 3 [ ] STREAM CONNECTED 29332 /run/systemd/journal/stdout unix 3 [ ] STREAM CONNECTED 29249 @/tmp/dbus-MNe6S1MvDB unix 3 [ ] STREAM CONNECTED 24473 unix 3 [ ] STREAM CONNECTED 37421 @/tmp/.X11-unix/X0 unix 3 [ ] STREAM CONNECTED 29209 unix 3 [ ] STREAM CONNECTED 30509 unix 3 [ ] STREAM CONNECTED 28381 @/com/ubuntu/upstart-session/1000/2014 unix 3 [ ] STREAM CONNECTED 30832 unix 3 [ ] STREAM CONNECTED 30820 /var/run/dbus/system_bus_socket unix 3 [ ] STREAM CONNECTED 20092 /run/systemd/journal/stdout unix 2 [ ] DGRAM 13172 unix 3 [ ] STREAM CONNECTED 36905 /run/systemd/journal/stdout unix 3 [ ] STREAM CONNECTED 27319 /run/systemd/journal/stdout unix 3 [ ] STREAM CONNECTED 25760 unix 3 [ ] STREAM CONNECTED 23955 unix 3 [ ] STREAM CONNECTED 27279 @/tmp/.X11-unix/X0 unix 3 [ ] STREAM CONNECTED 30580 @/tmp/dbus-MNe6S1MvDB unix 3 [ ] STREAM CONNECTED 29121 @/tmp/.X11-unix/X0 unix 3 [ ] STREAM CONNECTED 26942 unix 3 [ ] STREAM CONNECTED 29333 /run/systemd/journal/stdout unix 3 [ ] STREAM CONNECTED 27345 @/tmp/dbus-MNe6S1MvDB unix 3 [ ] STREAM CONNECTED 20227 /var/run/dbus/system_bus_socket unix 3 [ ] STREAM CONNECTED 36369 unix 3 [ ] STREAM CONNECTED 29244 @/tmp/dbus-5MCoPazRF4 unix 3 [ ] STREAM CONNECTED 27173 /run/systemd/journal/stdout unix 3 [ ] STREAM CONNECTED 23911 /var/run/dbus/system_bus_socket unix 2 [ ] STREAM CONNECTED 28984 unix 3 [ ] STREAM CONNECTED 28401 @/tmp/dbus-MNe6S1MvDB unix 3 [ ] STREAM CONNECTED 20255 unix 3 [ ] STREAM CONNECTED 37420 unix 3 [ ] STREAM CONNECTED 29127 @/tmp/.X11-unix/X0 unix 3 [ ] STREAM CONNECTED 19160 /run/systemd/journal/stdout unix 3 [ ] STREAM CONNECTED 30842 @/tmp/dbus-MNe6S1MvDB unix 3 [ ] STREAM CONNECTED 29336 unix 3 [ ] STREAM CONNECTED 29144 @/tmp/.X11-unix/X0 unix 3 [ ] STREAM CONNECTED 27172 /run/systemd/journal/stdout unix 3 [ ] STREAM CONNECTED 29458 @/tmp/dbus-MNe6S1MvDB unix 3 [ ] STREAM CONNECTED 29203 @/tmp/dbus-5MCoPazRF4 unix 3 [ ] STREAM CONNECTED 30504 unix 3 [ ] STREAM CONNECTED 22464 unix 3 [ ] STREAM CONNECTED 31116 @/dbus-vfs-daemon/socket-UjfluzVS unix 3 [ ] STREAM CONNECTED 30828 unix 3 [ ] STREAM CONNECTED 29248 unix 3 [ ] STREAM CONNECTED 29932 /var/run/dbus/system_bus_socket unix 3 [ ] STREAM CONNECTED 27425 unix 2 [ ] DGRAM 20177 unix 3 [ ] STREAM CONNECTED 32342 unix 3 [ ] STREAM CONNECTED 29360 /run/systemd/journal/stdout unix 3 [ ] STREAM CONNECTED 30592 unix 3 [ ] STREAM CONNECTED 30673 @/tmp/dbus-MNe6S1MvDB unix 3 [ ] STREAM CONNECTED 30554 unix 3 [ ] STREAM CONNECTED 30464 @/tmp/.X11-unix/X0 unix 3 [ ] STREAM CONNECTED 29330 unix 2 [ ] DGRAM 30827 unix 3 [ ] STREAM CONNECTED 29876 @/tmp/dbus-MNe6S1MvDB unix 3 [ ] STREAM CONNECTED 36906 /run/systemd/journal/stdout unix 3 [ ] STREAM CONNECTED 32983 @/tmp/dbus-5MCoPazRF4 unix 3 [ ] STREAM CONNECTED 30595 unix 3 [ ] STREAM CONNECTED 26920 unix 3 [ ] STREAM CONNECTED 36387 unix 3 [ ] STREAM CONNECTED 36077 @/tmp/dbus-MNe6S1MvDB unix 3 [ ] STREAM CONNECTED 30557 unix 3 [ ] STREAM CONNECTED 27388 @/tmp/dbus-5MCoPazRF4 unix 3 [ ] STREAM CONNECTED 30674 unix 3 [ ] STREAM CONNECTED 19140 unix 3 [ ] STREAM CONNECTED 36625 /run/systemd/journal/stdout unix 3 [ ] STREAM CONNECTED 30676 /var/run/dbus/system_bus_socket unix 3 [ ] STREAM CONNECTED 30579 unix 3 [ ] STREAM CONNECTED 26943 unix 3 [ ] STREAM CONNECTED 22700 /var/run/dbus/system_bus_socket unix 3 [ ] STREAM CONNECTED 30697 unix 3 [ ] STREAM CONNECTED 32981 @/tmp/dbus-MNe6S1MvDB unix 2 [ ] DGRAM 29292 unix 3 [ ] STREAM CONNECTED 29214 /var/run/dbus/system_bus_socket unix 3 [ ] STREAM CONNECTED 23956 unix 2 [ ] DGRAM 20252 unix 3 [ ] STREAM CONNECTED 36633 @/tmp/dbus-MNe6S1MvDB unix 3 [ ] STREAM CONNECTED 30562 unix 3 [ ] STREAM CONNECTED 28260 unix 3 [ ] STREAM CONNECTED 36931 unix 3 [ ] STREAM CONNECTED 29875 unix 3 [ ] STREAM CONNECTED 28897 unix 3 [ ] STREAM CONNECTED 27343 @/tmp/dbus-MNe6S1MvDB unix 3 [ ] STREAM CONNECTED 29387 unix 3 [ ] STREAM CONNECTED 30621 unix 3 [ ] STREAM CONNECTED 27346 @/tmp/dbus-MNe6S1MvDB unix 3 [ ] STREAM CONNECTED 27318 /run/systemd/journal/stdout unix 3 [ ] STREAM CONNECTED 23910 unix 3 [ ] STREAM CONNECTED 28428 unix 3 [ ] STREAM CONNECTED 20268 /var/run/dbus/system_bus_socket unix 3 [ ] STREAM CONNECTED 36626 /run/systemd/journal/stdout unix 3 [ ] STREAM CONNECTED 30561 unix 3 [ ] DGRAM 24992 unix 3 [ ] STREAM CONNECTED 31115 unix 3 [ ] STREAM CONNECTED 27344 unix 3 [ ] DGRAM 14230 unix 3 [ ] STREAM CONNECTED 32344 unix 2 [ ] DGRAM 31437 unix 3 [ ] STREAM CONNECTED 29359 unix 3 [ ] STREAM CONNECTED 30629 unix 3 [ ] STREAM CONNECTED 27222 @/tmp/dbus-MNe6S1MvDB unix 2 [ ] DGRAM 26018 unix 3 [ ] STREAM CONNECTED 27278 unix 3 [ ] STREAM CONNECTED 20256 unix 3 [ ] STREAM CONNECTED 36636 @/tmp/dbus-5MCoPazRF4 unix 3 [ ] STREAM CONNECTED 36921 @mateusz-com.canonical.Unity.Master.Scope.applications.T1687516608260 unix 3 [ ] STREAM CONNECTED 30563 @/tmp/dbus-MNe6S1MvDB unix 3 [ ] STREAM CONNECTED 30463 unix 3 [ ] STREAM CONNECTED 28265 @/com/ubuntu/upstart-session/1000/2014 unix 3 [ ] STREAM CONNECTED 30841 unix 3 [ ] STREAM CONNECTED 29129 /var/run/dbus/system_bus_socket unix 3 [ ] STREAM CONNECTED 28983 unix 2 [ ] DGRAM 22463 unix 3 [ ] STREAM CONNECTED 31566 /run/user/1000/pulse/native unix 3 [ ] STREAM CONNECTED 29258 @/tmp/dbus-5MCoPazRF4 unix 3 [ ] STREAM CONNECTED 30620 @/tmp/dbus-MNe6S1MvDB unix 3 [ ] STREAM CONNECTED 27221 unix 3 [ ] STREAM CONNECTED 27428 unix 3 [ ] STREAM CONNECTED 27282 @/tmp/.X11-unix/X0 unix 3 [ ] STREAM CONNECTED 36641 unix 3 [ ] STREAM CONNECTED 30363 unix 3 [ ] STREAM CONNECTED 28918 unix 3 [ ] STREAM CONNECTED 31521 unix 3 [ ] STREAM CONNECTED 30829 /var/run/dbus/system_bus_socket unix 3 [ ] STREAM CONNECTED 30819 unix 3 [ ] STREAM CONNECTED 29356 unix 3 [ ] STREAM CONNECTED 29254 /run/systemd/journal/stdout unix 3 [ ] STREAM CONNECTED 28770 unix 3 [ ] STREAM CONNECTED 28429 unix 2 [ ] STREAM CONNECTED 22468 unix 3 [ ] STREAM CONNECTED 20267 unix 3 [ ] STREAM CONNECTED 30508 unix 3 [ ] STREAM CONNECTED 28255 unix 3 [ ] STREAM CONNECTED 22732 unix 3 [ ] STREAM CONNECTED 29379 @/tmp/dbus-MNe6S1MvDB unix 3 [ ] STREAM CONNECTED 29337 @/tmp/dbus-MNe6S1MvDB unix 3 [ ] STREAM CONNECTED 25401 /run/systemd/journal/stdout unix 3 [ ] STREAM CONNECTED 20226 unix 3 [ ] DGRAM 14231 unix 3 [ ] STREAM CONNECTED 32341 unix 3 [ ] STREAM CONNECTED 30619 unix 3 [ ] STREAM CONNECTED 28796 @/tmp/dbus-5MCoPazRF4 unix 3 [ ] STREAM CONNECTED 24996 /run/systemd/journal/stdout unix 3 [ ] STREAM CONNECTED 36631 unix 3 [ ] STREAM CONNECTED 36938 /run/systemd/journal/stdout unix 3 [ ] STREAM CONNECTED 30555 /var/run/dbus/system_bus_socket unix 3 [ ] STREAM CONNECTED 29118 /run/systemd/journal/stdout unix 3 [ ] STREAM CONNECTED 29308 @/tmp/dbus-MNe6S1MvDB unix 3 [ ] STREAM CONNECTED 32979 @/tmp/.X11-unix/X0 unix 3 [ ] STREAM CONNECTED 31955 unix 3 [ ] STREAM CONNECTED 31902 unix 3 [ ] STREAM CONNECTED 29388 @/tmp/dbus-5MCoPazRF4 unix 3 [ ] STREAM CONNECTED 30598 unix 3 [ ] STREAM CONNECTED 28194 @/com/ubuntu/upstart-session/1000/2014 unix 3 [ ] STREAM CONNECTED 27281 unix 3 [ ] STREAM CONNECTED 37419 unix 3 [ ] STREAM CONNECTED 31186 unix 3 [ ] STREAM CONNECTED 29210 @/tmp/.X11-unix/X0 unix 3 [ ] STREAM CONNECTED 30364 @/tmp/dbus-MNe6S1MvDB unix 3 [ ] STREAM CONNECTED 28256 @/tmp/dbus-MNe6S1MvDB unix 3 [ ] STREAM CONNECTED 30844 unix 3 [ ] STREAM CONNECTED 27342 unix 3 [ ] STREAM CONNECTED 31513 @/tmp/dbus-MNe6S1MvDB unix 3 [ ] STREAM CONNECTED 30689 unix 3 [ ] STREAM CONNECTED 30599 @/tmp/dbus-MNe6S1MvDB unix 3 [ ] STREAM CONNECTED 28795 unix 3 [ ] STREAM CONNECTED 27467 @/tmp/ibus/dbus-85Vy3TyN unix 3 [ ] STREAM CONNECTED 36635 unix 3 [ ] STREAM CONNECTED 35712 unix 3 [ ] STREAM CONNECTED 30564 @/tmp/dbus-MNe6S1MvDB unix 3 [ ] STREAM CONNECTED 29808 @/tmp/dbus-MNe6S1MvDB unix 3 [ ] STREAM CONNECTED 22375 /var/run/dbus/system_bus_socket unix 3 [ ] STREAM CONNECTED 36370 unix 3 [ ] STREAM CONNECTED 29329 unix 3 [ ] STREAM CONNECTED 30596 @/tmp/dbus-MNe6S1MvDB unix 3 [ ] STREAM CONNECTED 28771 /var/run/dbus/system_bus_socket unix 3 [ ] STREAM CONNECTED 27317 unix 3 [ ] STREAM CONNECTED 27312 @/tmp/dbus-MNe6S1MvDB unix 3 [ ] STREAM CONNECTED 29444 @/tmp/dbus-MNe6S1MvDB unix 3 [ ] STREAM CONNECTED 36433 unix 3 [ ] STREAM CONNECTED 30169 unix 3 [ ] STREAM CONNECTED 29845 /var/run/dbus/system_bus_socket unix 3 [ ] STREAM CONNECTED 29443 unix 3 [ ] STREAM CONNECTED 26913 /var/run/dbus/system_bus_socket unix 3 [ ] STREAM CONNECTED 22647 unix 3 [ ] STREAM CONNECTED 30671 unix 3 [ ] STREAM CONNECTED 30170 @/tmp/.ICE-unix/2318 unix 3 [ ] STREAM CONNECTED 29854 unix 3 [ ] STREAM CONNECTED 27426 @/tmp/dbus-MNe6S1MvDB unix 3 [ ] STREAM CONNECTED 36419 @mateusz-com.canonical.Unity.Scope.files.T1688516396462 unix 3 [ ] STREAM CONNECTED 30891 unix 3 [ ] STREAM CONNECTED 30669 unix 3 [ ] STREAM CONNECTED 30105 unix 3 [ ] STREAM CONNECTED 28917 /var/run/dbus/system_bus_socket unix 3 [ ] STREAM CONNECTED 20892 unix 3 [ ] STREAM CONNECTED 27815 /var/run/dbus/system_bus_socket unix 3 [ ] STREAM CONNECTED 29555 unix 3 [ ] STREAM CONNECTED 36435 @mateusz-com.canonical.Unity.Scope.applications.T1690005389900 unix 3 [ ] STREAM CONNECTED 30111 unix 3 [ ] STREAM CONNECTED 29837 @/tmp/dbus-MNe6S1MvDB unix 3 [ ] STREAM CONNECTED 28490 unix 3 [ ] STREAM CONNECTED 25907 /run/systemd/journal/stdout unix 3 [ ] STREAM CONNECTED 27311 unix 3 [ ] STREAM CONNECTED 29252 @/tmp/dbus-MNe6S1MvDB unix 3 [ ] STREAM CONNECTED 29272 /run/systemd/journal/stdout unix 2 [ ] DGRAM 14184 unix 3 [ ] STREAM CONNECTED 36406 @/tmp/dbus-MNe6S1MvDB unix 3 [ ] STREAM CONNECTED 31904 /run/systemd/journal/stdout unix 3 [ ] STREAM CONNECTED 28919 @/tmp/dbus-5MCoPazRF4 unix 3 [ ] STREAM CONNECTED 23482 unix 3 [ ] STREAM CONNECTED 21039 unix 2 [ ] DGRAM 20773 unix 3 [ ] STREAM CONNECTED 36418 unix 3 [ ] STREAM CONNECTED 27227 @/tmp/dbus-MNe6S1MvDB unix 3 [ ] STREAM CONNECTED 22618 unix 3 [ ] STREAM CONNECTED 20973 unix 3 [ ] STREAM CONNECTED 28896 unix 3 [ ] STREAM CONNECTED 26792 /run/systemd/journal/stdout unix 3 [ ] STREAM CONNECTED 28616 @/tmp/dbus-5MCoPazRF4 unix 3 [ ] STREAM CONNECTED 29271 /run/systemd/journal/stdout unix 3 [ ] STREAM CONNECTED 36932 unix 3 [ ] STREAM CONNECTED 29568 @/tmp/dbus-MNe6S1MvDB unix 3 [ ] STREAM CONNECTED 30115 /run/user/1000/pulse/native unix 3 [ ] STREAM CONNECTED 28496 unix 3 [ ] STREAM CONNECTED 19610 unix 3 [ ] STREAM CONNECTED 28610 unix 3 [ ] STREAM CONNECTED 21101 unix 3 [ ] STREAM CONNECTED 36374 unix 3 [ ] STREAM CONNECTED 29553 @/tmp/.X11-unix/X0 unix 3 [ ] STREAM CONNECTED 36431 unix 3 [ ] STREAM CONNECTED 36412 @/tmp/dbus-MNe6S1MvDB unix 3 [ ] STREAM CONNECTED 28921 unix 3 [ ] STREAM CONNECTED 27429 @/tmp/ibus/dbus-85Vy3TyN unix 3 [ ] STREAM CONNECTED 29447 /var/run/dbus/system_bus_socket unix 3 [ ] STREAM CONNECTED 29562 unix 3 [ ] STREAM CONNECTED 14095 unix 3 [ ] STREAM CONNECTED 36434 @mateusz-com.canonical.Unity.Scope.scopes.T1689995453497 unix 3 [ ] STREAM CONNECTED 27261 @/tmp/dbus-MNe6S1MvDB unix 3 [ ] STREAM CONNECTED 27405 /run/systemd/journal/stdout unix 3 [ ] STREAM CONNECTED 31144 unix 3 [ ] STREAM CONNECTED 28237 @/tmp/dbus-MNe6S1MvDB unix 2 [ ] STREAM CONNECTED 22736 unix 3 [ ] STREAM CONNECTED 14346 /run/systemd/journal/stdout unix 3 [ ] STREAM CONNECTED 29614 unix 3 [ ] STREAM CONNECTED 30143 @/tmp/.X11-unix/X0 unix 3 [ ] STREAM CONNECTED 25903 unix 3 [ ] STREAM CONNECTED 22372 /run/systemd/journal/stdout unix 3 [ ] STREAM CONNECTED 20090 unix 2 [ ] DGRAM 20888 unix 3 [ ] STREAM CONNECTED 26951 unix 3 [ ] STREAM CONNECTED 22641 unix 3 [ ] STREAM CONNECTED 29561 unix 3 [ ] STREAM CONNECTED 36939 /run/systemd/journal/stdout unix 3 [ ] STREAM CONNECTED 30114 /run/user/1000/pulse/native unix 3 [ ] STREAM CONNECTED 20013 /run/systemd/journal/stdout unix 3 [ ] STREAM CONNECTED 27965 unix 3 [ ] STREAM CONNECTED 28615 unix 3 [ ] STREAM CONNECTED 30142 unix 2 [ ] DGRAM 30000 unix 3 [ ] STREAM CONNECTED 23483 @/tmp/.X11-unix/X0 unix 3 [ ] STREAM CONNECTED 20891 unix 3 [ ] STREAM CONNECTED 20015 /run/systemd/journal/stdout unix 3 [ ] STREAM CONNECTED 30675 unix 3 [ ] STREAM CONNECTED 22648 /var/run/dbus/system_bus_socket unix 3 [ ] STREAM CONNECTED 29556 @/tmp/dbus-MNe6S1MvDB unix 3 [ ] STREAM CONNECTED 28903 unix 3 [ ] STREAM CONNECTED 27424 @/tmp/.X11-unix/X0 unix 3 [ ] STREAM CONNECTED 27407 unix 2 [ ] DGRAM 27974 unix 3 [ ] STREAM CONNECTED 22642 /var/run/dbus/system_bus_socket unix 3 [ ] STREAM CONNECTED 29552 unix 3 [ ] STREAM CONNECTED 29270 unix 3 [ ] STREAM CONNECTED 14138 unix 3 [ ] STREAM CONNECTED 30670 @/tmp/.X11-unix/X0 unix 3 [ ] STREAM CONNECTED 20017 /run/systemd/journal/stdout unix 3 [ ] STREAM CONNECTED 26750 unix 3 [ ] STREAM CONNECTED 36411 unix 3 [ ] STREAM CONNECTED 31355 /var/run/dbus/system_bus_socket unix 3 [ ] STREAM CONNECTED 31339 unix 3 [ ] STREAM CONNECTED 29392 @/tmp/ibus/dbus-85Vy3TyN unix 3 [ ] STREAM CONNECTED 28926 /run/systemd/journal/stdout unix 3 [ ] STREAM CONNECTED 28916 unix 3 [ ] STREAM CONNECTED 20785 /run/systemd/journal/stdout unix 3 [ ] STREAM CONNECTED 27404 unix 2 [ ] DGRAM 27971 unix 3 [ ] STREAM CONNECTED 28183 unix 3 [ ] STREAM CONNECTED 29269 unix 3 [ ] STREAM CONNECTED 14347 /run/systemd/journal/stdout unix 3 [ ] STREAM CONNECTED 36405 unix 3 [ ] STREAM CONNECTED 28617 unix 3 [ ] DGRAM 24993 unix 2 [ ] DGRAM 24248 unix 3 [ ] STREAM CONNECTED 28797 unix 3 [ ] STREAM CONNECTED 31147 @/dbus-vfs-daemon/socket-TPJGUDEf unix 3 [ ] STREAM CONNECTED 30672 @/tmp/.X11-unix/X0 unix 3 [ ] STREAM CONNECTED 30583 unix 3 [ ] STREAM CONNECTED 27642 unix 3 [ ] STREAM CONNECTED 20803 /run/systemd/journal/stdout unix 3 [ ] STREAM CONNECTED 28968 unix 3 [ ] STREAM CONNECTED 20893 /var/run/dbus/system_bus_socket unix 3 [ ] STREAM CONNECTED 31054 unix 3 [ ] STREAM CONNECTED 31520 @/tmp/dbus-MNe6S1MvDB unix 3 [ ] STREAM CONNECTED 27617 unix 3 [ ] STREAM CONNECTED 30681 unix 3 [ ] STREAM CONNECTED 27303 /var/run/dbus/system_bus_socket unix 3 [ ] STREAM CONNECTED 29723 @/tmp/dbus-MNe6S1MvDB unix 3 [ ] STREAM CONNECTED 31522 /run/systemd/journal/stdout unix 3 [ ] STREAM CONNECTED 31199 unix 3 [ ] STREAM CONNECTED 27639 unix 3 [ ] STREAM CONNECTED 29124 unix 3 [ ] STREAM CONNECTED 20807 /run/systemd/journal/stdout unix 3 [ ] STREAM CONNECTED 29735 @/tmp/dbus-MNe6S1MvDB unix 3 [ ] STREAM CONNECTED 29453 /run/systemd/journal/stdout unix 3 [ ] STREAM CONNECTED 29698 unix 3 [ ] STREAM CONNECTED 27387 unix 3 [ ] STREAM CONNECTED 25914 /var/run/dbus/system_bus_socket unix 3 [ ] STREAM CONNECTED 29251 @/tmp/dbus-MNe6S1MvDB unix 3 [ ] STREAM CONNECTED 25400 unix 3 [ ] STREAM CONNECTED 28386 unix 3 [ ] STREAM CONNECTED 22729 /var/run/dbus/system_bus_socket unix 3 [ ] STREAM CONNECTED 31055 @/tmp/ibus/dbus-85Vy3TyN unix 3 [ ] STREAM CONNECTED 27166 unix 3 [ ] STREAM CONNECTED 31910 unix 3 [ ] STREAM CONNECTED 31205 unix 3 [ ] STREAM CONNECTED 28749 /run/systemd/journal/stdout unix 3 [ ] STREAM CONNECTED 27399 @/tmp/ibus/dbus-85Vy3TyN unix 2 [ ] DGRAM 30653 unix 3 [ ] STREAM CONNECTED 25049 unix 2 [ ] DGRAM 14354 unix 3 [ ] STREAM CONNECTED 27296 unix 3 [ ] STREAM CONNECTED 22728 unix 3 [ ] STREAM CONNECTED 29428 unix 3 [ ] STREAM CONNECTED 29483 @/dbus-vfs-daemon/socket-v6rOIj7f unix 3 [ ] STREAM CONNECTED 27643 @/tmp/.X11-unix/X0 unix 3 [ ] STREAM CONNECTED 26011 unix 3 [ ] STREAM CONNECTED 29067 unix 3 [ ] STREAM CONNECTED 29365 @/tmp/dbus-MNe6S1MvDB unix 3 [ ] STREAM CONNECTED 27640 @/tmp/dbus-MNe6S1MvDB unix 3 [ ] STREAM CONNECTED 29840 unix 3 [ ] STREAM CONNECTED 28382 unix 3 [ ] STREAM CONNECTED 19984 unix 3 [ ] STREAM CONNECTED 28431 @/tmp/dbus-MNe6S1MvDB unix 3 [ ] STREAM CONNECTED 29364 unix 3 [ ] STREAM CONNECTED 25761 /run/systemd/journal/stdout unix 3 [ ] STREAM CONNECTED 29132 /run/systemd/journal/stdout unix 3 [ ] STREAM CONNECTED 20869 unix 3 [ ] STREAM CONNECTED 31093 @/tmp/dbus-MNe6S1MvDB unix 3 [ ] STREAM CONNECTED 31936 unix 3 [ ] STREAM CONNECTED 31207 unix 3 [ ] STREAM CONNECTED 29288 unix 3 [ ] STREAM CONNECTED 29253 unix 3 [ ] STREAM CONNECTED 30589 unix 3 [ ] STREAM CONNECTED 27176 unix 3 [ ] STREAM CONNECTED 31937 @/tmp/dbus-MNe6S1MvDB unix 3 [ ] STREAM CONNECTED 31201 unix 3 [ ] STREAM CONNECTED 30534 @/tmp/dbus-MNe6S1MvDB unix 3 [ ] STREAM CONNECTED 27152 /var/run/dbus/system_bus_socket unix 3 [ ] STREAM CONNECTED 27379 unix 3 [ ] STREAM CONNECTED 29452 unix 3 [ ] STREAM CONNECTED 27618 @/tmp/.X11-unix/X0 Is this normal so much? Do not have a virus? |
Actually, that list looks completely innocent to me. A lot of things are very-routinely going on "behind the scenes" all the time.
|
netstat is usually used to find a certain type of connection, like listening ports. It's tedious to examine the raw output of netstat without any switches.
|
See where it says STREAM? That's normal communication within the kernel and the kernel and the rest of the system.
Code:
Active UNIX domain sockets It's the output of TCP and UDP data you want to pay attention to. Code:
$ netstat -a |
Quote:
As to your question about "virus". It is less likely to happen in Unix or Linux for many reasons, as this question has already been thoroughly discussed among the matured opinions elsewhere in the internet. But these basic principles should be enough to keep safe: --Obtain the Installation ISO or DVD/CD only from qualified or safe sourcesHope that helps. m.m. |
Quote:
Your user should not be a member of the wheel group, which is capable of becoming root by entering the command, sudo su and specifying his own(!) password. This is the so-called principle of least privilege, which leverages the fact that computers are very good at saying "No!" but really don't know when it's right to say "Yes." Your ordinary everyday user-id ... or, user-ids ... should be compartmentalized from one another and have no capability to gain elevated privileges of any sort. Use multiple user-ids in the same way that companies use separate, lockable, offices and filing-cabinets within those offices for the various people who are doing various sensitive things. And for the same purpose. If you "wear different hats," create a user-id for each hat. Simply by making it "less than trivially easy, or possible," to poke one's nose where one's nose does not belong, you vastly improve the security of your setup, because nearly all intrusions are simply crimes of blind opportunity. If the pizza-box cat burglar encounters a locked front door, he'll simply go on to the next house. |
I can't say if it is normal or not just yet. Run wireshark and maybe some other tools to diag network or virus issues.
"Best practices" are tasks that you can learn and use that protect your system. |
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https://en.wikipedia.org/wiki/Datagram_socket <- had to look them up. :0
Code:
sudo netstat -putan |
Quote:
Check out this link: https://zeltser.com/automated-malware-analysis/ |
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