Practice Challenges

0/39 solved

12 categories · 39 challenges
Trivial Easy Medium Hard Insane

Automation & Scripting

The Environment Puzzle

150 pts
Easy 0 solves

Parse the Report

200 pts
Medium 0 solves

Fix the Backup Script

250 pts
Medium 0 solves

File System & Storage

The Disk Detective

150 pts
Easy 0 solves

The Permission Lockout

200 pts
Medium 0 solves

The Corrupted Archive

200 pts
Medium 0 solves

Mount Point Mystery

200 pts
Medium 0 solves

Filesystem & Navigation

Lost in the Logs

50 pts
Easy 8 solves

Symlink Surgery

100 pts
Medium 0 solves

Networking

Network Recon

200 pts
Hard 0 solves

Networking & Configuration

Static IP Setup

150 pts
Easy 0 solves

The Split Horizon

150 pts
Easy 0 solves

The Misconfigured Proxy

250 pts
Medium 0 solves

The Firewall Lockout

250 pts
Medium 0 solves

Permissions & Security

Lockdown

75 pts
Easy 1 solve

QA Test - File Permissions

100 pts
Easy 4 solves

Processes & Services

Kill the Miner

75 pts
Easy 0 solves

Cron Fixer

150 pts
Medium 0 solves

Service Administration

Multi-Service Startup

300 pts
Hard 0 solves

The Crashed Daemon

200 pts
Medium 0 solves

Log Rotation Gone Wrong

250 pts
Medium 0 solves

The Runaway Process

250 pts
Medium 0 solves

Storage & Disks

Disk Detective

75 pts
Easy 0 solves

Archive Master

175 pts
Hard 1 solve

Text Processing

Log Surgeon

125 pts
Medium 0 solves

Troubleshooting

The Full Disk

150 pts
Easy 0 solves

The 502 Mystery

200 pts
Easy 1 solve

The Missing Cron

150 pts
Easy 0 solves

Disk Space Emergency

150 pts
Easy 8 solves

The Wrong PATH

100 pts
Easy 0 solves

Port Already in Use

150 pts
Easy 0 solves

DNS Won't Resolve

150 pts
Easy 0 solves

Network Connectivity Failure

350 pts
Hard 7 solves

The Zombie Horde

200 pts
Medium 0 solves

SSH Lockout Investigation

200 pts
Medium 7 solves

Symlink Maze

200 pts
Medium 0 solves

Out of Inodes

200 pts
Medium 0 solves

Container Won't Start

250 pts
Medium 7 solves

Users & Groups

Phantom Users

125 pts
Medium 0 solves