The Hotel Hero

Notes by a Sysadmin

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Thoughts abouts Confidentiality, Integrity and Availabillity

Sudoer without password

July 17, 2021 |

There may be occations where some tasks, that usually requires root privileges, would be more handy to run without the need to provide a password.

In this example it is an automation for update, upgrade and reboot. Ofcause it is not advisable to run all sudo commands without providing passwords, in particular not on a... Read more


I'm a Sysadmin, network manager and cyber security entusiast. The main purpose of this public "notebook" is for referencing repetitive tasks, but it might as well come in handy to others. Windows can not be supported! But all other OS compliant with the POSIX-standard can (with minor adjustments) apply the configs on the site. It is Mac OSX, RHEL and all the Fedora based distros and Debian based (several 100's of OS's), all the BSD distros, Solaris, AIX and HP-UX.