We will be installing Nagios plugins from source. Continue reading
Category Archives: Linux
MS Teams Screen Share not Available after Upgrade to Ubuntu 22.04 Wayland
After upgrading to Ubuntu 22.04 LTS, no screen shows up after clicking on “share screen” button on MS Teams desktop app. Continue reading
Certbot with DNS Cloudflare Plugin on Rocky 9/CentOS 9
The Cloudflare DNS plugin automates the process of completing a dns-01 challenge by creating and subsequently removing TXT records using the Cloudflare API.
Configure Tripwire on Rocky 9/CentOS 9
Open Source Tripwire is a free software security and data integrity tool used for monitoring and alerting on specific file changes on Linux systems. Continue reading
Create a Bootable Linux USB from ISO with DD
Create a bootable USB using the dd command. Continue reading
Regenerate Expired Puppet Master Certificate
Renewing an expired Puppet master certificate. Continue reading
Revive an Expired Puppet CA with Certregen
Renewing an expired Puppet CA certificate using Certregen module. Continue reading
Create a Swap File on Linux with dd Command
We are going to use a dd command to create a swap file on a Linux system and then add it to fstab. Continue reading
Gaining SSH Access to TP-Link RE200 Wi-Fi Range Extender
Gaining SSH access to TP-Link RE200 device by exploiting the fact that TP-Link encryption keys are store on its firmware. Continue reading
How to Mount an AWS S3 Bucket Locally on Linux Using Mountpoint
The day has finally come. Mountpoint for Amazon S3 is now generally available. Probably the most anticipated headline since ChatGPT. Continue reading