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SIP

Can you rely on macOS Ventura for malware protection?

T T Read More

Samples of four malicious software downloaded and run on macOS 13.1. Could it detect and block them effectively? Or do you need 3rd party protection?

January 3, 2023 Macs, Technology

Repairing Home folder permissions: a mystery

Once, you could run diskutil to ‘fix’ broken permissions in your Home folder, then it was replaced by repairHomePermissions in Recovery. Apple no longer documents this, but it’s still there. Should you use it?

November 18, 2022 Macs, Technology

Silently updated security data files in Ventura

From AppleKextExcludeList to XProtect Remediator, what’s where, its current version, and which have fallen into disuse.

October 29, 2022 Macs, Technology

When SIP status is unknown, SilentKnight and silnite can be foxed

Signing out of iCloud and signing back in fixed a problem with syncing, but it also turned SIP off in an ‘unknown’ way, something SilentKnight didn’t understand. Updates included for SilentKnight and silnite.

October 18, 2022 Macs, Technology, Updates

What does SilentKnight check and why?

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Short explanations of all the information reported in SilentKnight, and its command line equivalent silnite.

September 21, 2022 Macs, Technology

Should you ever repair permissions?

We used to repair permissions of the system until SIP. After a short break, we often repaired them again, this time on preference files. Why did Apple cancel that? Should we still try it for fixing problems?

January 27, 2022 Macs, Technology

Things that go bump in SilentKnight: serious security failures

T T Read More

You may be surprised to learn that SIP or XProtect are disabled, that the SSV isn’t working, or that your security systems are way out of date.

January 26, 2022 Macs, Technology

Silently updated security data files in Monterey

From CompatibilityNotificationData to XProtect, details of all the security data and related components in Monterey.

October 27, 2021 Macs, Technology

Explainer: what makes a volume bootable?

One command, bless, used to do it all, copying boot.efi to the right place and declaring the volume bootable in its header. Where are we with Big Sur and M1 Macs?

June 5, 2021 Macs, Technology

Notarisation: privacy controls

Final in series. Examines how the hardened runtime controls access to protected private data and services, and how some use private entitlements.

January 8, 2021 Macs, Technology

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