Which parts of system and which log files must be monitored by an administrator?
Code: Select all
secure
lastlog
fail2ban.log
audit.log
messages
access.log
Which commands are useful?
Why "lastlog" file content is something like:
Code: Select all
�a^?_pts/3^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@$
Thank you.