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quarantine

Inspect and control extended attributes with xattred 1.4

New version of this GUI utility for inspecting and editing extended attributes, for High Sierra and later.

May 18, 2023 Macs, Technology, Updates, xattr

What causes App Translocation?

If you thought that App Translocation only happens to apps left in their original folders and not moved, and doesn’t happen after first run, this could come as a surprise.

May 9, 2023 Macs, Technology

Tackling problems with permissions, ACLs and other access controls

What’s blocking you from saving that document: permissions, ACLs, privacy, an extended attribute, or what? Here are some clues.

April 11, 2023 Macs, Technology

The app that won’t go into quarantine

How an obscure ACL can prevent a quarantine flag from being attached to an internet download: demonstration and explanation.

April 10, 2023 Macs, Technology

What is macOS Ventura doing tracking provenance?

How the new tracking extended attribute is attached to apps, how it’s recorded in a security database, and how it’s checked. But for what purpose?

March 16, 2023 Macs, Technology

Using a Mac without a network connection

T T Read More

New version of ViableS runs in a sandbox, with no shared folders, and can now be isolated from networks. So how well does Ventura work without internet?

March 14, 2023 Macs, Technology, Updates

Ventura has changed app quarantine with a new xattr

Ventura introduces a new extended attribute com.apple.provenance, used to mark successful clearance of quarantine. It’s protected by SIP too.

March 13, 2023 Macs, Technology

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?

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

From resource forks to quarantine, ResEdit to Gatekeeper

T T Read More

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

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