DEBUGGING AN UNDEBUGGABLE APP

Summary from the TLDR newsletter

This article discusses how to debug an app with anti-debugging protections that blocked debuggers from being attached, caused an exit when any code was injected, and crashed the whole phone when run with jailbreak on. It walks through the steps of how to attach a debugger, bypass jailbreak detection, and inject code. The article is detailed and contains a lot of screenshots, logs, and code.