- Download page for XAMPP: https://sourceforge.net/projects/xampp/
- OWASP Mutillidae 2 project about page and download: https://www.owasp.org/index.php/OWASP_Mutillidae_2_Project
- Download CryptOMG vulnerable web app: https://github.com/SpiderLabs/CryptOMG
- Download hash extender: https://github.com/iagox86/hash_extender
- SANS whitepaper on bit flipping: https://www.sans.org/reading-room/whitepapers/vpns/learning-cbc-bit-flipping-gamification-38375