https://unix.stackexchange.com/questions/60641/linux-difference-between-dev-console-dev-tty-and-dev-tty0
https://unix.stackexchange.com/questions/21280/difference-between-pts-and-tty/21294
https://blog.ropnop.com/upgrading-simple-shells-to-fully-interactive-ttys/
https://serverfault.com/questions/336217/how-do-i-log-every-command-executed-by-a-user
https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/6/html/security_guide/sec-understanding_audit_log_files
#cheat-sheet #unix