Linux
How to password protect a file in Linux
1 min readYou can password-protect any type of file in Linux, which is useful if you want to store it in the cloud or carry it around in a USB stick.
How to Install Google Chrome on Ubuntu Desktop
2 min readGoogle Chrome is a popular web browser developed by Google. In this guide, we will show you how to install Google Chrome on your Ubuntu desktop.
How to generate expired SSL certificates using OpenSSL and Faketime
2 min readWhile playing with SSL certificates and Kubernetes, I wanted to see how Kubernetes respond when its certificates have expired. Since Rancher/RKE uses self-signed certificates, I …
Raspberry Pi Boot Issue - Root account locked!
2 min readAfter a power outage, my Raspberry Pi 400 Keyboard Computer wouldn’t boot. The Pi would get stuck at boot with the following error message. Cannot open access to console, the root …
How to Access a Protected Server Using a Jumpbox
2 min readAccessing servers remotely via SSH is a common practice. However, for enhanced security, it’s often necessary to use a “Jumpbox.” A Jumpbox is a server that acts as an …
How to become a local CA, and sign your own SSL certificates
2 min readSometimes when you experiment with some apps and VMs (like hosting gitlab on a local server or running a Rancher lab cluster) you might want to setup SSL for the app to work, to …