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XProtect

Security data updates in Sequoia and Tahoe

Three XProtects, and one of them installed in two different locations. How they’re updated, and how you can ensure your Mac keeps up to date with them.

September 9, 2025 Macs, Technology

Apple has just released an update to XProtect for all macOS

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

September 3, 2025 Macs, Technology, Updates

Apple has just released an update to XProtect for all macOS

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

August 26, 2025 Macs, Technology, Updates

Explainer: Yara rules

Used by two of XProtect’s malware detection features, Yara rules are valuable way to check whether files satisfy a logical condition, and more.

August 20, 2025 Macs, Technology

Apple has just 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 […]

August 19, 2025 Macs, Technology, Updates

How XProtect’s detection rules have changed 2019-25

Over the last 6 years, XProtect’s Yara rules for detection of malware have increased by a factor of 4, and they now take over 22 times as much space. Here are the numbers and charts.

August 15, 2025 Macs, Technology

Apple has just 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 […]

August 12, 2025 Macs, Technology, Updates

Inside XProtect Remediator, and how it could save us from disaster

Six years ago, the old MRT saved millions of Macs from coming under attack. XPR could one day do the same. A new deep dive into its function has just been presented at Black Hat. Also updates on status_code 30 and missed scans.

August 11, 2025 Macs, Technology

Apple has just released updates to XProtect and XProtect Remediator

Apple has just released updates to XProtect for all supported versions of macOS, bringing it to version 5309, […]

August 5, 2025 Macs, Technology, Updates

Apple has just 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 […]

July 22, 2025 Macs, Technology, Updates

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