Efi Password Unlock
When an EFI password is enabled:
: Apple technicians use a proprietary tool to generate a one-time challenge key. By submitting this key to Apple's internal servers, they receive a reset file that clears the password from the Atmel chip . 2. Software-Based Unlocking (T2 & Recent Intel Macs) efi password unlock
For modern Macs (those released after 2010-2011), the only legitimate software bypass involves Apple. When an EFI password is enabled: : Apple