Research and write ups

Research

Exploit walk throughs, reverse engineering notes, and security thinking. Written for people who want the technical detail, not the marketing version.

Jul 30, 2026 / 8 min read

Demystifying the iOS Bootchain: From the Apple Logo to the Home Screen

What actually happens between the power button and the home screen. A walk down the iOS secure boot chain, from SecureROM to userland, how Image4 verification and device personalization work, and where the chain can be bent.