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quarantine

Last Week on My Mac: the trouble with better security

How macOS security can have excellent tools and defences, but fail to inform the user of the detection of malicious software.

January 8, 2023 Macs, Technology

Can you rely on macOS Ventura for malware protection?

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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

From resource forks to quarantine, ResEdit to Gatekeeper

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ResEdit changed what was in the resource fork. With Mac OS X, Apple moved away from forks to extended attributes, now used for quarantine flags and more.

December 27, 2022 Macs, Technology

App first run, quarantine and translocation

There’s more to the quarantine flag, as it’s not binary on/off, and app translocation can trap even notarized applications if you don’t move them right.

September 9, 2022 Macs, Technology

Don’t run that app where it landed: how translocation can cause crashes

You unarchive a freshly downloaded app and try to give it a test run. It immediately crashes. Here’s one common reason, and how to solve it very simply.

September 6, 2022 Macs, Technology

Explainer: Quarantine

Quarantine flags first appeared in 2007. This explains how they work, what they do, and the differences between app and document quarantine.

December 11, 2021 Macs, Technology

A Short History of Malware Protection in macOS

From the start of voluntary code signing in 2007, defences against malware in macOS have changed dramatically. Here’s an overview of what has happened.

July 26, 2021 Macs, Technology

macOS has checked app signatures online for over 2 years

Why does it take 2 years to realise that macOS has been checking signing certificate validity online?

November 25, 2020 Macs, Technology

How Big Sur checks Universal Apps

If you were to strip unwanted code from a Universal App, would it still pass Big Sur’s strict security checks?

November 23, 2020 Macs, Technology

How to move Apple Installers around via AirDrop

AirDrop is very convenient, but sets the quarantine flag, which can break Apple’s installer apps. Here’s how to remove those flags in a couple of minutes.

November 21, 2020 Macs, Technology

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