| Easy | Medium | Hard | Extreme |
|---|---|---|---|
| Ideal for beginners, basic concepts and techniques. | Requires some experience, moderate complexity. | Challenging for experienced individuals, involves advanced techniques. | Very difficult, tests expertise in-depth, for experts only. |
Learn hacking techniques through our step-by-step tutorials
| Service | Version | Description | Difficulty | Tutorials |
|---|---|---|---|---|
| Apache | 2.4.49 | Apache Bash Path Traversal Attack | Easy | Apache Tutorial |
| MariaDB | 10.5.1 | Crash the server with SQL Injection | Easy | MariaDB Server Crash |
| Ubuntu | 20.04 | Rainbow Table Password Hash Cracking with John the Ripper | Hard | Crack Passwords with John |
| WordPress | 5.2.2 | See private posts/pages via URL parameter manipulation | Easy | Get All Private Posts/Pages |
| WordPress | 18.0.5 | Run a script that gets user emails from a blog | Medium | Get All User Emails |
Test your hacking skills with these challenges!
| Challenge | Description | Difficulty | Flags |
|---|---|---|---|
| StartSphere | A beginner-friendly web-based Capture-the-Flag Challenge | Easy | 2 |
| OWASP Juice Shop | A very juicy playground for the novice and expert | Medium | Unlimited |
| SecureSphere | A challenge for the experienced hacker - An Ubuntu Virtual Machine | Hard | 2 |
| HellSphere | A challenge straight out of hell - a Large Language Model | Extreme | 1 |