-L                   possibly with LWP and NLWP columns                         -m, m                after processes                                            -T                   possibly with SPID column                                                                                                                 For more details see ps(1).                                                     admin@i-06321e2dae7759c94:~$ sudo lsof -i -P -n | grep LISTEN                                                                                                   We trust you have received the usual lecture from the local System              Administrator. It usually boils down to these three things:                                                                                                         #1) Respect the privacy of others.                                              #2) Think before you type.                                                      #3) With great power comes great responsibility.                                                                                                            [sudo] password for admin:                                                      

admin@i-015ba047ca0b537b5:~$ echo "John Smith" > /home/admin/mysolution         admin@i-015ba047ca0b537b5:~$ cd /home/admin/clmystery                           admin@i-015ba047ca0b537b5:~/clmystery$ ls                                       LICENSE.md  README.md  cheatsheet.md  cheatsheet.pdf  hint1  hint2  hint3  hint4admin@i-015ba047ca0b537b5:~/clmystery$ cat in                                   

uego.itab.*os.File,io.Writergo.itab.*strconv.NumError,errorgo.itab.*reflect.rtypag.durationValue,flag.Valuego.itab.*flag.float64Value,flag.Valuego.itab.*flag.in*flag.int64Value,flag.Valuego.itab.*flag.stringValue,flag.Valuego.itab.*flag.uin*flag.uint64Value,flag.Valuego.itab.*strings.Builder,io.Writergo.itab.*errors.ermt.wrapError,errorgo.itab.*fmt.pp,fmt.Statego.itab.*os.File,io.Readergo.itab.systab.*io/fs.PathError,errorgo.itab.*os.SyscallError,errorgo.itab.syscall.Errno,erio.Writergo.itab.*os.fileStat,io/fs.FileInfogo.itab.*io.LimitedReader,io.Readerggo.itab.*os/exec.ExitError,errorgo.itab.*os/exec.Error,errorgo.itab.*bufio.Reader.UnknownUserIdError,errorgo.itab.*internal/reflectlite.rtype,internal/reflectliizeError,errorgo.itab.*internal/fmtsort.SortedMap,sort.Interfacego.itab.runtime.t_cgo_thread_start_cgo_notify_runtime_init_done_cgo_callers_cgo_yield_cgo_mmap_cntime.mainPCgo.itab.*internal/poll.DeadlineExceededError,errorgo.itab.internal/pntime.defaultGOROOT.strruntime.buildVersion.strruntime.modinfo.strtype.*runtime.51920620404730:~$ ^C                                                            admin@i-0db51920620404730:~$ fil                                                

admin@i-0292f4c30a492c952:/var$ ls                                      backups  cache  lib  local  lock  log  mail  opt  run  spool  tmp       admin@i-0292f4c30a492c952:/var$ cd log                                  admin@i-0292f4c30a492c952:/var/log$ ls                                  alternatives.log    auth.log.2.gz  cloud-init-output.log  debug       faillog        lastlog        private      unattended-upgrades            alternatives.log.1  btmp           cloud-init.log         debug.1     journal        messages       runit        user.log                       apt                 btmp.1         daemon.log             debug.2.gz  kern.log       messages.1     syslog       user.log.1                     auth.log            cast           daemon.log.1           dpkg.log    kern.log.1     messages.2.gz  syslog.1     user.log.2.gz                  auth.log.1          chrony         daemon.log.2.gz        dpkg.log.1  kern.log.2.gz  minio.log      syslog.2.gz  wtmp                           admin@i-0292f4c30a492c952:/var/log$ less