Challenges
Hackmud
A massively multiplayer online text-based hacking simulator.
Honeypots
Riotpot
An interactive honeypot for IoT and OT devices.
Honeypot ToGo AAU (HosTaGe)
A low-interaction honeypot for mobile devices.
Other Security Resources
Collection of Cyber Bookmarks
A curated list of cybersecurity-related bookmarks.
The Hacker's Choice (THC)
One of the oldest and most renowned hacking groups.
Ransom Database
A database tracking ransomware attacks and information.
AppTotal - Analyze your app
Mobile application security analysis platform.