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OverTheWire
OverTheWire offers online and offline wargames for learning and practicing computer security.
About OverTheWire
OverTheWire provides online and offline wargames for learning and practicing security concepts. Online games include Bandit for Unix/Linux basics, Natas for web security, Krypton for cryptography, Leviathan for reverse engineering, and Narnia, Behemoth, Utumno and Maze for binary exploitation.
Shell games are accessed over SSH, with connection details on each game page and a different port per game. Users with a problem, question or suggestion can contact the community via chat.
Key features
- Bandit wargame for Unix/Linux basics
- Natas wargame for web security
- Krypton wargame for cryptography
- Leviathan wargame for reverse engineering
- Binary exploitation games including Narnia and Behemoth
- SSH access to shell games, each with separate port
Best for: People who want to learn and practice security concepts through structured games.
Good for
- Covers topics from Linux basics to cryptography and binary exploitation
- Provides a suggested order starting with Bandit
- Includes both online and offline wargames
OverTheWire at a glance
- Website
- overthewire.org/wargames
- Category
- Education & Learning › Learn to Code
- Type
- Website
- Pricing
- Not confirmed. Check the site
- Platforms
- Linux, Web
- Open source
- Not stated
- Language
- English
- Last checked
- Oct 5, 2026 · Online when checked
- Listed
- Oct 5, 2026
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OverTheWire FAQ
How do I connect to the shell games?
Connection information for each game is shown in the top left corner of its page, and each game uses a different SSH port.
In what order should I play the games?
The suggested order starts with Bandit for Unix/Linux basics, followed by games such as Natas, Krypton, Leviathan, Narnia, Behemoth, Utumno and Maze.
Where can I get help with a game?
You can join the community via chat with a problem, question or suggestion.
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Tell us and an editor will check it.
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