Labs
83 hands-on lab writeups documenting real skills built through practice.
Linux Fundamentals
20Using Matrix Server & Remote Access
Unix/Linux File System Navigation
Working with Links (Hard & Symbolic)
Text Editors (nano, vi/vim)
Number Systems & Conversions
File Permissions & Ownership
Redirection & Pipelines
File Filters & Text Processing
File Transfer (scp, sftp)
Command Line Email
Process Management
Aliases & Environment Variables
Regular Expressions with grep
Text Processing with sed
Text Processing with awk
Shell Scripting Basics
Shell Scripting: Conditionals
Shell Scripting: Loops
Shell Scripting: Functions
Startup Files & Environment
Linux Server Administration
12Installing Linux VM (VMware/VirtualBox)
Post-Installation Configuration
Creating Nested VMs with KVM
Disk Management & Partitioning
Logical Volume Management (LVM)
Mounting & Filesystem Management
User & Group Administration
Service Management (systemd)
Package Management
Backup & Recovery
Log Management & Analysis
Cron Jobs & Task Scheduling
Networking
17Static Network Configuration
IP Routing & Subnetting
VLAN Configuration
Switch Configuration
Router Configuration
Access Control Lists (ACLs)
Quality of Service (QoS)
DHCP Server Configuration
DNS Server Configuration
Network Troubleshooting
Wireshark Packet Analysis
SDN Concepts
OpenFlow Protocol
SDN Controllers
Network Function Virtualization
Mininet SDN Lab Environment
TCP/IP Deep Dive
Security
14Firewall Configuration (iptables)
Firewall Configuration (firewalld)
SSH Hardening
SELinux / AppArmor
Network Security Groups
Vulnerability Assessment
Security Incident Preparation
Incident Detection & Analysis
Live Box Forensics
Dead Box Forensics
Forensics Timeline Analysis
Malware Analysis Basics
Incident Response Automation
Threat Intelligence
Python Automation
18Python Environment Setup
Git Workflow for Python
Variables & Data Types
User Input & Output
Conditionals (if/elif/else)
Loops (for, while)
Working with Lists
Working with Dictionaries
String Manipulation
File Reading & Writing
Error Handling (try/except)
Functions & Parameters
Modules & Imports
Object-Oriented Programming
System Administration Scripts
CLI Tools with argparse
Date Calculator Script
Memory Usage Analyzer