D Defend Planet from Cyberattack Alien hackers thwart cyberattack, secure planet's infra by selfmade ✓ · challenge · ready Web ExploitationScripting & Programming F Firmware Frenzy A mystery with clues in pictures, solve it to get a promotion. by selfmade ✓ · challenge · builds on install Hardware & Firmware H Holiday Hack Voyage Embark on a festive cyber journey, helping Santa navigate through various digital challen by selfmade ✓ · challenge · ready Web ExploitationBinary ExploitationSSRF P Proxy Pipeline Break the encrypted communication, identify the culprits and stop their illegal operations by selfmade ✓ · challenge · ready CryptographySteganographyDisk & Filesystem R RTOS Lab for Zephyr The Zephyr® Project strives to deliver the best-in-class RTOS for connected resource-const by selfmade ✓ · app · ready Embedded & FirmwareInternet of ThingsHardware & Electronics T The Binary Heist Journey of a young hacker from script kiddie to cyber defender, showcasing power in securi by selfmade ✓ · challenge · ready Binary ExploitationNetworkFormat String T The Great Quest Humanity's last stand against impending alien invasion, Earth's Final Defense by selfmade ✓ · challenge · ready Web ExploitationScripting & Programming T The Uraiyur Manuscript Recover the old, damaged palm-leaf manuscript to decode the ancient history embedded withi by selfmade ✓ · challenge · ready Disk & FilesystemCryptography U U-Boot Lab U-Boot is an open-source bootloader used in embedded systems to initialize hardware and lo by selfmade ✓ · app · ready Embedded & FirmwareHardware & ElectronicsIDE & Code Server N n8n Lab Comprehensive n8n sandbox for swiftly prototyping, testing, and deploying AI-driven automa by selfmade ✓ · app · ready AutomationNo-code & Low-codeAI Agents