Labs
116 hands-on lab writeups documenting real skills built through practice.
Linux Fundamentals
24SSH Remote Access
File Management
Advanced File Management
File Permissions & Ownership
Working with Links (Hard & Symbolic)
Text Editors (nano & vi/vim)
Number Systems & Conversions
Redirection & Pipelines
File Filters & Text Processing
File Transfer & Email
Command Line Email
Process Management
Aliases & Environment Variables
Startup Files & Shell Environment
Regular Expressions & grep
sed & awk
Shell Scripting Basics
Advanced Shell Scripting
Installing Debian & CentOS VMs
Nested VMs with KVM
User & Group Administration
Logical Volume Management
Mounting Filesystems
Cron Jobs & Scheduling
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
16Static Network Configuration
IP Routing & Subnetting
VLAN Configuration
Routing & Switching
Access Control Lists (ACLs)
Quality of Service (QoS)
DHCP Server Configuration
DNS Server Configuration
Network Troubleshooting
Wireshark Packet Analysis
TCP/IP Deep Dive
SDN Concepts
OpenFlow Protocol
SDN Controllers
Network Function Virtualization
Mininet SDN Lab Environment
Security
18Firewall Configuration
SSH Hardening
SELinux / AppArmor
Network Security Groups
Vulnerability Assessment
Incident Response Procedures
Live Box Forensics
Dead Box Forensics
Forensics Timeline Analysis
Malware Analysis Basics
Incident Response Automation
Threat Intelligence Frameworks
IoT Network Reconnaissance
Automated SOC Pipeline
Zero-Trust Hybrid Cloud
Python IR Automation
Vulnerability Management Automation
Active Directory Threat Hunting
Python Automation
14Python Fundamentals
Git Workflow for Python
Variables & Data Types
Control Flow
Lists & Dictionaries
String Manipulation
File Operations
Error Handling (try/except)
Functions & Modules
Object-Oriented Programming
System Administration Scripts
CLI Tools with argparse
Date Calculator Script
Memory Usage Analyzer