In this video, we'll be discussing the differences between OpenCore and OpenCore Legacy Patcher. OpenCore is a boot loader that allows you to boot macOS on non-Apple hardware, while OpenCore Legacy Patcher is a tool that helps you create a bootable USB installer for macOS on older, unsupported Macs. Things covered: - boot loaders - macOS security and why OpenCore functions the way it does - integrity protection: System integrity protection (SIP) and Metadata integrity protection - Kexts, Kext Injection, Kext patches - OpenCore Legacy Patcher 0:00 Intro 0:27: OpenCore is a bootloader 1:04 Patching the OS 1:37 Signed Code 1:57 Integrity Protection & APSF 2:56: Kexts and Security 3:27 Hackintoshes and Clover 3:50 Bootloaders 4:28 Boot Process 4:58 Kext Injection and Kext Patching 5:44 Booting Magic 6:40 Preconfigurations 7:16 OpenCore Legacy Patcher OCLP! 9:06 Recap Written version: http://blog.greggant.com/posts/2023/03/28/opencore-and-opencore-legacy-patcher-explained.html OpenCore Playlist of my vids: https://www.youtube.com/playlist?list=PLp-FwUmjJ2B9iddDnXoizJCoSITUIZ4vB References: Making sense of Disk Utility and disk structure in macOS 10.13-10.15 https://eclecticlight.co/2019/12/18/making-sense-of-disk-utility-and-disk-structure-in-macos-10-13-10-15/ https://dortania.github.io/OpenCore-Legacy-Patcher/ https://dortania.github.io/OpenCore-Install-Guide/