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Mojave

Last Year on My Mac: Out with the old, in with the new

Eighteen new apps for free download – it hasn’t been a bad year. But Apple needs to fix its App Store, as well as delivering new iMacs and the Mac Pro in 2019. And did I mention security?

December 30, 2018 Macs, Technology

How to build an APFS bootable clone in Terminal

I’m sure this used to be much easier in HFS+, but here’s a detailed set of instructions for making a bootable clone in High Sierra or Mojave, for an APFS disk.

December 29, 2018 Macs, Technology

AMFI: checking file integrity on your Mac

Apple Mobile File Integrity is a combination of a KEXT and a LaunchDaemon which check app signatures, entitlements, and provisioning profiles.

December 29, 2018 Macs, Technology

Setting up a new (or repurposed) Mac: 6 Fitting a quart into a pint pot

With Apple’s SSD prices so high, you may for the first time have less internal storage in your new Mac than your old one. Tips to help you cope.

December 27, 2018 Macs, Technology

Setting up a new (or repurposed) Mac: 5 Examples

Three workthroughs considering options and issues in migrating to a new Mac, with info on late migration, macOS upgrading, and Thunderbolt adaptors.

December 26, 2018 Macs, Technology

How can Mojave let you open an app with signature errors?

The differences between a full Gatekeeper check, an AMFI check for integrity, and a normal app open, and why signature errors can be tolerated.

December 25, 2018 Macs, Technology

App signatures are always checked on launch, but serious errors may be ignored

Whenever an app is opened in 10.14.2, its signature is checked asynchronously, often several times. But in many cases, macOS doesn’t act on any errors returned.

December 24, 2018 Macs, Technology

Last Week on My Mac: Weed control in the walled garden

Another worthless piece of “security theatre” about bundle signatures. I wouldn’t bother reading it, or downloading the new version of Signet.

December 23, 2018 Macs, Technology

How thoroughly does Gatekeeper check existing apps?

T T Read More

Is checking bundle signatures a waste of time once they have passed their ‘first run’ check? Does macOS ever do that?

December 22, 2018 Macs, Technology

Mojave happily runs apps with revoked signatures, and more

T T Read More

Has your Mac got any old apps and other bundles on it? Have their signing certificates been revoked, or are they perhaps unsigned? Here’s a new app to help you find out.

December 20, 2018 Macs, Technology

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