Archive
Author: Richard Bailey
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AWS VPC Peering Made Easy
Most users in AWS have multiple VPCs in their environment, sometimes spanning more than one account, so it’s not very common to have all of your resources in… Read the guide
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How to enable Raspberry Pi SSH
Enabling Raspberry Pi SSH (Secure Shell) allows you to remotely access its command line interface from another device on the same network. Looking for more Raspberry PI Tips… Read the guide
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Raspberry Pi Security: Don’t Forget to Change the Default Password (Raspbian OS)
How do I get the default password for Raspberry Pi? Well, it’s not on the box, and it is not immediately obvious when you burn your Raspberry Pi… Read the guide
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Enable Raspberry Pi WiFi: Imager, raspi-config, Headless
Set up Raspberry Pi Wi-Fi with Raspberry Pi Imager, raspi-config, or legacy wpa_supplicant. Includes Bookworm/NetworkManager notes and quick checks. Read the guide
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How to Check Your Linux Version: Beginner Guide
As a Linux system administrator, there will be times when you need to quickly identify your Linux distribution and the specific version of the operating system installed on… Read the guide
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How to Enable / Disable SELinux
SELinux, or Security-Enhanced Linux, is a security framework developed to enhance the security of Linux-based operating systems. It closely monitors and controls access to various parts of the… Read the guide
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Ollama: How to Run an Open-Source ChatGPT Alternative Locally
ChatGPT and Bard (now Gemini) have revolutionized AI interactions, but what if you could create your own AI language model? This tutorial will guide you through building your… Read the guide
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How to Master Grep and RegEx
GREP (Global Regular Expression Print) is a command-line tool for searching and manipulating text files. It allows you to search for specific text patterns, called regular expressions, within… Read the guide
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6 Powerful Linux One-Liners to Skyrocket Your Productivity
Linux is renowned for its powerful command-line interface. Mastering Linux one-liners isn’t just about saving time; it’s about maximizing operational efficiency and gaining deep visibility into your system’s… Read the guide
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Google Authenticator MFA on Linux SSH
Set up Google Authenticator MFA for Linux SSH with PAM, backup codes, sshd_config options, rollback notes, and safer testing steps. Read the guide
