The Hotel Hero

Notes by a Sysadmin

Cluster | Philosophy | Stack

Thoughts abouts Confidentiality, Integrity and Availabillity

The goal of a sysadmin

January 13, 2021 |

Providing infrastructure, including IaC with high availabillity and single point of failure in consideration. Help developers containerize and deploy their code. Make sure the organisation is compliant with any legislation (as GDPR). Make use of, and implement encryption, where ever nessesary. Diversify, Segregate, Hash, Backup... 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.