Resources
Introduction to CrypTool 2

- Introduction workshop about CrypTool 2 (pdf)
- Short introduction to CrypTool 2 (YouTube video)
- Official YouTube channel of CrypTool 2
- Join the "Cryptography for everybody" discord server
Selected Teaching Material

- Breaking Homophonic Substitution Ciphers (Workshop) – HistoCrypt 2019 pdf, WS-2019_tasks.txt
- Automated Cryptanalysis of Classical Ciphers (Workshop) – HistoCrypt 2018 pdf, WS-2018_tasks.txt
Material for Developers

- Manual for plugin development (on GitHub)
- Wiki for CrypTool 2 developers (on GitHub)
- YouTube playlist for CrypTool 2 plugin development
- CrypTool 2 source code on GitHub – The source code can be read and downloaded anonymously. Ideally, you should use a git client like TortoiseGit