macOS High Sierra Automatically Performs Security Check on EFI Firmware Each Week


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mac users upgrade macos high sierra benefit significant new security feature works in background.

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macos high sierra automatically checks mac's efi firmware against apple's database of "known good" data ensure hasn't been tampered with, according series of tweets apple engineer.

tweets have since been deleted, summary remains available on mac blog the eclectic light company.
if check fails, prompt appear options "send apple" or "don't send." selection remembered in subsequent weeks.

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"eficheck" tool sends binary data efi firmware, , preserves user privacy excluding data stored in nvram, according the eclectic light company. apple able analyze data determine whether has been altered malware or else.

database's library automatically , silently updated long security updates turned on.

efi, stands extensible firmware interface, bridges mac's hardware, firmware, , operating system enable go power-on booting macos.

macos high sierra publicly released on mac app store later today.

article link: macos high sierra automatically performs security check on efi firmware each week
 

rather interesting. update high sierra later tonight clean install.
 


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