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security

A brief history of SIP

It provided 3 protections when introduced in El Capitan in 2015, and has now grown extensively to cover NVRAM, kernel boot arguments, authentication of root, and even malware scans.

August 23, 2025 Macs, Technology

How to check if your Apple silicon Mac is booting securely

How to check your Mac is booting in Full Security, and how to read its log to verify all the key steps involved in that process.

August 21, 2025 Macs, Technology

Apple has just released security updates to macOS 15.6.1, 14.7.8 and 13.7.8

Apple has just released urgent security updates to bring macOS Sequoia to 15.6.1, Sonoma to 14.7.8, and Ventura […]

August 20, 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

It’s time to pick your next version of macOS

Coming next month should be macOS Tahoe, security updates for Sequoia and Sonoma, but we’ve probably seen the last of support for Ventura. Which macOS will your Mac be running?

August 1, 2025 Macs, Technology

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