# Clone pwndfu fork (e.g., from MatthewPierson's repo) git clone https://github.com/MatthewPierson/pwndfu cd pwndfu
At its core, the (often stylized as pwndfu ) is a low-level utility designed to exploit the Checkm8 bootrom vulnerability. Discovered by security researcher axi0mX in 2019, Checkm8 is a permanent, unpatchable exploit affecting hundreds of millions of iOS devices—from the iPhone 4s to the iPhone X. pwndfu tool
If you're interested in trying out PwndFu, here are some steps to get you started: # Clone pwndfu fork (e