This ensures that even if a bad actor has physical access to the machine, they cannot load a separate operating system to circumvent the installed OS security.
: Apple technicians use a proprietary utility to generate a unique .SCBO file based on a 33-digit recovery hash displayed on your screen. Loading this file via a USB drive clears the password instantly. Unlocking Macs with T2 Security Chips (2018–2020) efi firmware passcode unlock
Some third-party services allow users to input a system-specific code (displayed on the lock screen after several failed attempts) to generate a master password. This ensures that even if a bad actor