Ethernaut CTF Walkthrough with Foundry 2025 | Level 11: Elevator Solution

Welcome back, hackers! In today's video, we will dive into the Ethernaut Elevator challenge, and this time, we're tackling it using the powerful Foundry framework! 📚 Prerequisites 📚 Before we start, make sure you've completed these prerequisites: - Watch the first video in our series on how to get started with Ethernaut and set up your Foundry environment for tackling challenges: https://www.youtube.com/watch?v=UWy-CcnulCA&list=PLKXasCp8iWpjYKwk0hcdVDVZlpW_NGEYS - Clone the Ethernaut Foundry Solutions Repository on GitHub (don't forget to leave a star 😉): https://github.com/RealJohnnyTime/ethernaut-foundry-solutions-johnnytime 👨‍💻 Become a Certified Smart Contract Hacker 👩‍💻 If you're looking to turn Smart Contract Hacking into a career, check out our full Smart Contract Hacking Course. Gain in-depth knowledge, practice with hands-on exercises, and receive an official Smart Contract Hacker certificate, use the following discount link: https://johnnytime.xyz/smart-contract-hacker 🔍 Challenge Overview: The Elevator challenge seems straightforward, but there's a catch! The elevator won't let you reach the top floor, and it's up to us to manipulate the smart contract using Foundry to overcome this obstacle. 🛠️ What You'll Learn: - Understanding the Elevator smart contract source code. - Leveraging the Foundry framework for smart contract development and auditing. - Exploiting the contract to ensure the Elevator takes us to the top floor. - Gain insights into the advanced features of the Foundry framework. - Uncover tips and tricks for effective smart contract hacking. 👍 Like, Subscribe, and Hit the Bell! If you enjoy smart contract hacking tutorials, don't forget to smash that like button, subscribe to the channel, and hit the notification bell for more mind-blowing content! #SmartContractHacking #FoundryFramework #EthernautChallenge #Web3Security Timestamps 00:00 Intro 00:50 Elevator Challenge Overview 01:30 Elevator Smart Contract Analysis 05:37 Exploiting the Elevator Contract 06:13 Writing the Foundry Solution 12:14 Solving and Submitting the Challenge