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 E-Shop Security Saga by selfmade ✓ · challenge · ready Web ExploitationPrivilege EscalationXSS G Got The Evidence by selfmade ✓ · challenge · builds on install Web ExploitationSQL InjectionXSS T The Great Quest Humanity's last stand against impending alien invasion, Earth's Final Defense by selfmade ✓ · challenge · ready Web ExploitationScripting & Programming N n8n Lab Comprehensive n8n sandbox for swiftly prototyping, testing, and deploying AI-driven automa by selfmade ✓ · app · ready AutomationNo-code & Low-codeAI Agents