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Category Archive: Technology

Managing privacy-protected devices

Control access from apps to devices like cameras and microphones. How to check the reason for their request, and whether they have entitlement to do so. How to remove apps from the privacy lists, and more.

March 3, 2025 Macs, Technology

Last Week on My Mac: Death, taxes and macOS updates

Users should be given a third option to defer updating further, as well as doing it now or later tonight. Does the DAS scheduling and dispatch system rely on security through obscurity too?

March 2, 2025 Macs, Technology

Saturday Mac riddles 297

Here are this weekend’s Mac riddles to entertain you through family time, shopping and recreation. 1: Can still […]

March 1, 2025 General, Macs, Technology

A brief history of keychains

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From their origin with an email engine in 1993, to the addition of the more secure Data Protection keychain supporting passkeys and much more.

March 1, 2025 Macs, Technology

Friday Magic: How to make disk space unpurgeable

When it started up after its macOS update, available space on its internal SSD had shot from about 160 GB to nearly 400 GB. Where had all my files gone?

February 28, 2025 Macs, Technology

How your Mac can update macOS when you don’t want it to

I had left my Mac running near midnight. Next morning it had shut down in the middle of an unwanted macOS update. Here’s how macOS went against my express settings.

February 27, 2025 Macs, Technology

Apple has released an update to XProtect for all macOS

Apple has just released an update to XProtect for all supported versions of macOS, bringing it to version […]

February 26, 2025 Macs, Technology, Updates

Introducing LogUI: an experimental log browser

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This first experimental version gets log extracts direct, rather than using the log command tool, and has a SwiftUI front end, but requires macOS 14.6 or later.

February 26, 2025 Macs, Technology

Speed or security? Speculative execution in Apple silicon

How Apple’s new CPU cores can guess which code to run, and which data to load from memory. How those speculative techniques can be exploited, and should we be worried?

February 25, 2025 Macs, Technology

Solutions to Saturday Mac riddles 296

I hope that you enjoyed Saturday’s Mac Riddles, episode 296. Here are my solutions to them. 1: No […]

February 24, 2025 General, Macs, Technology

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