/etc/shadow
напр у меня я тамsudo tail -10 /etc/shadow
[sudo] password for sergueik:
hplip:*:18113:0:99999:7:::
sergueik:$6$OhHiwyht$NTxiSnuabAB31iOL0oTVnnVB2BVHTYalJYXxdr4EFf.Jr4WwXCjE6eDwnooOQBrucf5IESf2U9468IYF33E5d.:18993:0:99999:7:::
vboxadd:!:18993::::::
sshd:*:19361:0:99999:7:::
systemd-timesync:*:19524:0:99999:7:::
tss:*:19524:0:99999:7:::
tcpdump:*:19524:0:99999:7:::
fwupd-refresh:*:19524:0:99999:7:::
systemd-coredump:!!:19524::::::
app:$y$j9T$MiyKx4n5C3Yg4jQ9R1c7Y/$Kk97ImoLhEE3a72eVPpKdyn5JnDwSb76AFUUFeLPX8B:19672:0:99999:7:::
powershell.exe -command "&{$s = Get-Process; write-output $s; }"
echo -e "specific line\n">/tmp/a.txt
cat /tmp/a.txt