B Block Buster Ultimate Advanced blockchain security CTF - Reentrancy attacks and Delegatecall exploits by selfmade ✓ · challenge · ready Smart ContractsBlockchain & Web3 B Block With Buster A criminal syndicate has stored evidence on the blockchain by selfmade ✓ · challenge · ready Smart ContractsCryptographyBlockchain & Web3 B Blocked With Chains Two-stage blockchain heist: Infiltrate the token contract and manipulate the DeFi ecosyste by selfmade ✓ · challenge · ready Smart ContractsCryptographyBlockchain & Web3 D Defend Planet from Cyberattack Alien hackers thwart cyberattack, secure planet's infra by selfmade ✓ · challenge · ready Web ExploitationScripting & Programming E Essentials Lab A Ubuntu 24.10 lab packed with all the essentials to code, host, build, and develop, with by selfmade ✓ · app · ready DevelopmentIDE & Code ServerWeb Servers J Java Dev Server Java Development Server: Code, host, build, develop with root access over the browser by selfmade ✓ · app · builds on install DevelopmentDesktop & GUIIDE & Code Server 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 U Ubuntu Jammy LTS Ubuntu Desktop GUI Lab: Code, host, build, develop with root access over the browser by selfmade ✓ · app · ready Desktop & GUIOperating SystemsDevelopment