Stop Password expiring for user accounts in Exadata

https://blog.zeddba.com/2018/03/14/stop-password-for-user-accounts-expiring-on-exadata/

https://www.thatfinnishguy.blog/2017/02/03/exadata-host_access_control/

https://www.tecmint.com/use-pam_tally2-to-lock-and-unlock-ssh-failed-login-attempts/