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macOS 15

Why all this privacy protection? An overview

The difference between security and privacy, how consent and intent are obtained, how this works with command tools, important links, lists of protected resources and tccutil arguments.

March 12, 2025 Macs, Technology

Apple has just released macOS Sequoia 15.3.2

Apple has just released an update for macOS Sequoia bringing it to version 15.3.2. There are also Safari […]

March 11, 2025 Macs, Technology, Updates

Manage privacy protection for network devices and others

T T Read More

Survey of other privacy controls, including those involved in scripting and for development. Details of the new control on access to devices on the local network.

March 10, 2025 Macs, Technology

Last Week on My Mac: Increasingly insecure in Sequoia

XProtect’s updates are now less timely and reliable than they were in previous versions of macOS, leaving some Macs not updated for over 48 hours after release of a new version.

March 9, 2025 Macs, Technology

Managing access to location information

These work differently from other privacy controls, and are required for Find My… and Activation Lock. There are some catches too, and no command tool to help.

March 7, 2025 Macs, Technology

What has happened to XProtect in Sequoia?

Getting XProtect data to update in Sequoia has been an adventure. The latest update to 5289 seems to have changed the rules again. Here’s how it works, and how you can get updated.

March 6, 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

Watch your background: automatic Time Machine backups

How DAS gathers its budgets and loads lists of activities. When rescoring permits, it then dispatches the process to initiate backup. Re-scheduling has changed in Sequoia, as shown here.

February 14, 2025 Macs, Technology

Do M4 chips have a new security processor?

Is there a Secure Exclave Processor in M4 chips, a sister to the Secure Enclaves in Macs with T1, T2 or Apple silicon chips? What are they, and what do they do?

February 13, 2025 Macs, Technology

What is System Data in Storage Settings?

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The bar chart in Storage Settings shows most of your startup volume is full of System Data. What does it mean, and what use is it? Is its measure of used and free space accurate?

February 11, 2025 Macs, Technology

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