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Apple kernel extensions are not signed after installing Ventura on MacBook Pro

Just made clean installation of macOS Ventura from USB stick over Big Sur, preserving Bootcamp partition.

I was really surprised, seeing that the Apple OS kexts are not signed and not loaded (most of them).

Is it normal situation, or should I immediately wipe out this installation?

(Intel MacBook 2018/32G/1Tb/Rad560x)



[Re-Titled by Moderator]

MacBook Pro 13″, macOS 10.14

Posted on Aug 2, 2023 2:20 AM

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Question marked as Top-ranking reply

Posted on Mar 19, 2024 10:09 AM

Kurt Lang wrote:

Agreed. But I figured simply saying eugene's statement was "wrong" wouldn't mean much without clarification.

It doesn't mean anything at all. Eugene left the chat almost 9 months ago. Your metacarpals will turn to dust long before you ever manage to "clarify" anything to cyber-stalker. You will fail - guaranteed. He will be back in a month, or a year, asking about kernel extensions, ClamXAV, EtreCheck, with a new alias if this one gets banned too. The only winning move is not to play. Do not respond. Do not challenge. Do not insult. Do not engage at all.


If you sincerely want to try anyway, I would humbly request that you do it in Usenet, where you and his other disciples can spend your golden years in endless rounds of mutual insults and stalking side-quests.

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23 replies
Question marked as Top-ranking reply

Mar 19, 2024 10:09 AM in response to Kurt Lang

Kurt Lang wrote:

Agreed. But I figured simply saying eugene's statement was "wrong" wouldn't mean much without clarification.

It doesn't mean anything at all. Eugene left the chat almost 9 months ago. Your metacarpals will turn to dust long before you ever manage to "clarify" anything to cyber-stalker. You will fail - guaranteed. He will be back in a month, or a year, asking about kernel extensions, ClamXAV, EtreCheck, with a new alias if this one gets banned too. The only winning move is not to play. Do not respond. Do not challenge. Do not insult. Do not engage at all.


If you sincerely want to try anyway, I would humbly request that you do it in Usenet, where you and his other disciples can spend your golden years in endless rounds of mutual insults and stalking side-quests.

Aug 2, 2023 5:05 AM in response to eugene.davidson

" Compromised " in what way ?


Only as a point of interest >>


Starting in macOS 11 Big Sur and above. 


The Operating System resides in a Sealed and Read Only Volume that can not be opened by the User nor by Third Party Applications.


The only Entity that can open and modify or alter this Volume is Apple.


That would occur when a update or UpGrade is performed.

Mar 19, 2024 10:49 AM in response to Kurt Lang

Kurt Lang wrote:

My response was to TopGun2 about eugene. The post was made just yesterday.

Yes. I know. You are responding to the stalker. Do you want his e-mail address? I can send it to you. You and him can spend years debating the malicious intent behind Graphic Converter's inadequate Facebook presence. But wait, you've recommended Graphic Converter in the past, haven't you? Maybe you are actually one of the "bad guys" like me. Two peas in a pod, I'd say.

Aug 2, 2023 9:14 AM in response to eugene.davidson

The System folder of the OS (where all of these are located) is completely and cryptographically locked down. There is no way for anyone to compromise anything installed by the OS. And that includes everything in the Applications and Utilities folders installed with the OS.


There's also no need for Apple to sign their own work. That's basically saying, "I trust myself.", which is redundant.

Mar 19, 2024 9:05 AM in response to TopGun2

Before Catalina, you could do pretty much anything you wanted to the drive contents. In Catalina, it's more difficult but can still be done.


In Monterey, Ventura or Sonoma, you can't touch the system. I tried it on both a 2018 Intel mini, and an M2 mini Pro. Both running Sonoma.


I disabled SIP, which you can do on both. But, you can't mount any drive to modify it. Trying the old command…


mount -uw /


…produces a message that this old command cannot be used. So I tried a current command…


mount /dev/disk3s9


…with disk3s9 being a specific drive division of many you can get with a diskutil list command. I tried mounting the system drive, the user data drive, and even an unprotected volume with nothing on it but my personal stuff. The result was always the same message:


invalid special file or file system


Trying to invoke sudo does nothing. You get the message:


command not found


So, if you're using Monterey or later, there's nothing to concerned about at all.

Apple kernel extensions are not signed after installing Ventura on MacBook Pro

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