Reference Hub
Linux, Security & DevOps
14 guides
10 scripts
2 chalisas
Technical References
Container
🐳

Docker Commands

Container lifecycle, images, volumes and networks

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Security
🛡️

Wazuh SIEM

Commands and configuration guide

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Networking
🌐

VMware Static IP

Netplan config on Ubuntu

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Networking
🌍

What's My IP

Detect your public IP address

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Transfer
🔄

SCP File Transfer

Copy files between Ubuntu and Windows

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Basics
🐧

Linux Basics

iptables vs UFW, permissions

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Linux
⌨️

Ubuntu Commands

Important Linux commands

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Linux
🔎

Search & Pipes

grep, awk, sort, wc and pipelines

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Security
🔒

Vault Encryption

AES-256-GCM client-side encryption

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Server Setup
🖥️

System Hardening

Ubuntu 24.04 CIS benchmarks

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Security
🔑

SSH Key Setup

Generate on Windows, import on Linux

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Services
⚙️

systemd & journalctl

Services, timers and reading logs

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Web / SSL
🔐

Nginx + SSL

Reverse proxy & Let's Encrypt HTTPS

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Toolkit
🧰

Linux Toolkit

tmux, rsync and cron scheduling

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Text
✂️

sed — Stream Editor

Find, replace and edit text in streams

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Privacy
📱

iOS 27 Privacy Checklist

Turn off Siri & Apple Intelligence, lock down iPhone & Watch

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Repository
📦

GitHub Repo

Scripts and configs

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