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How to Check if System Integrity Protection (SIP) is Enabled on Mac

Aug 1, 2018 - 16 Comments
How to Enable SIP System Integrity Protection on Mac

System Integrity Protection (SIP) locks down certain Mac OS system folders to prevent modification, execution, and deletion of critical system-level files on the Mac, even with a root user account. While the SIP security feature is enabled by default on all modern Mac OS releases, you may find yourself in various situations where you need … Read More

Top Mac Malware & Threats: Watch a MacAdmins Presentation on MacOS Threat Landscape [Video]

Jul 27, 2018 - 11 Comments
Mac malware presentation from Thomas Reed

Are you interested in seeing a non-alarmist, data-driven, and realistic assessment of the existing malware threat environment for the Mac platform? If so, you’ll want to watch this hour long presentation from Thomas Reed of Malwarebytes. Recorded at the 2018 MacAdmins conference at Penn State University, Mr Reed uses hard data found from the Malwarebytes … Read More

How to Recover Deleted Safari History on Mac

Jun 21, 2018 - 10 Comments

Have you ever wanted to recover deleted Safari history on a Mac? Maybe you unintentionally cleared all history and web data or deleted specific Safari history and you’d like to reverse those decisions and get the browsing history back? Or maybe you’re doing a little bit of investigative work for some reason or another, or … Read More

How to Stop Signal Showing Message Previews on Locked Screen of iPhone or iPad

May 18, 2018 - 2 Comments
Signal

Signal is the encrypted messaging app that is used by many privacy conscious individuals on various platforms, but the Signal app defaults to showing a message preview on the locked screen of an iPhone or iPad, which may be convenient but it’s not particularly private. Given that Signal is typically sought out by users specifically … Read More

How to Disable Loading of Remote Content & Images in Mail for Mac

May 14, 2018 - 5 Comments
Mail app icon

Emails often contain remotely loaded content, and most email clients, the Mac Mail app included, will default to automatically loading those remote images and remote content into an email. This is convenient and desired by many as it makes HTML and rich emails appear as intended, including things like HTML signatures. But loading of remote … Read More

How to Setup & Use Signal on Mac or Windows PC

May 12, 2018 - 16 Comments
Signal on Mac

Signal is the popular encrypted messaging app that lets you send and receive encrypted messages across platforms, including Mac, Windows, Linux, Android, and iOS. This makes Signal an excellent choice if you’re a Mac user or iPhone user that also wants to instantly communicate in a secure manner with someone else on a Mac, PC, … Read More

How to Delete Specific Safari History on Mac

Apr 17, 2018 - 4 Comments
How to delete specific Safari history on Mac

Did you know that you can delete any specific Safari history item from the web browsers history stored on a Mac? While many Mac Safari users likely already know they can clear Safari history for the past hour, day, two days, or clear all history from the browser, far fewer users know that it’s possible … Read More

How to Use the Fast & Private CloudFlare DNS on iPhone or iPad

Apr 14, 2018 - 9 Comments
How to use Cloudflare DNS on iOS

If you’re interested in using the Cloudflare DNS service on an iPhone or iPad, you’ll find it’s a fairly easy configuration process to setup your iOS device to use the ultra-fast and privacy-focused DNS service. This tutorial will detail that setup process.

How to Temporarily Disable Touch ID and Face ID with Siri on iPhone or iPad

Feb 15, 2018 - 28 Comments
Touch ID and Face ID temporarily disabled with Siri command

If you ever find yourself wanting to disable Touch ID or Face ID authentication methods on an iPhone or iPad, you can easily temporarily disable the biometric authentication in iOS by using a simple Siri command. With Touch ID or Face ID temporarily disabled, the iPhone or iPad must then be unlocked with a passcode … Read More

How to Use Lock Screen in macOS Big Sur, Catalina, Mojave, & High Sierra

Feb 7, 2018 - 21 Comments
How to Use Lock Screen on Mac

Mac users have long been able to use various tricks to lock the screen of their computers, but with macOS Big Sur, Catalina, Mojave (and anything from High Sierra 10.13.x onward), a simpler and faster option is now available on the Mac with an official Lock Screen feature. With the new Lock Screen feature, you … Read More

iOS 11.2.2 Security Update Available [IPSW Download Links]

Jan 8, 2018 - 5 Comments
iOS 11.2.2 update

Apple has released iOS 11.2.2 for iPhone and iPad. The new software update provides a security improvement to presumably address the Meltdown and Spectre security vulnerabilities, and is therefore recommended for all iPad and iPhone users to install on their compatible devices. The simplest way to download and install iOS 11.2.2 is through the Software … Read More

How to Enable Strict Site Isolation in Chrome

Jan 6, 2018 - 9 Comments
Google Chrome

One way to increase security in the Google Chrome web browser is to enable strict site isolation, which causes each page renderer process to contain pages from only a single site at a time, effectively placing them in a per-site sandbox. Theoretically this could help to mitigate against certain security risks, like those posed by … Read More

How to Protect Against Meltdown & Spectre Security Flaws

Jan 5, 2018 - 22 Comments
Meltdown and Spectre vulnerabilities have their own logos

Two major security flaws have been found in modern computer processors, potentially impacting nearly all modern computers in the world. All Macs and iOS devices along with most Windows PC and Android devices are potentially susceptible to the critical security flaws, named Meltdown and Spectre. Theoretically, the vulnerabilities could be used to gain unauthorized access … Read More

How to Open a Link in New Private Browsing Window in Safari for Mac

Dec 22, 2017 - 3 Comments
Safari Technology Preview

You can easily open any link found on the web into a new private browsing window on Safari for Mac, thanks to a helpful albeit little-known trick available in the web browser. For the unfamiliar, Private Browsing mode aims to protect private information and some degree of privacy by preventing websites from tracking search behavior, … Read More

How to Delete Touch Bar Data from MacBook Pro with Touch Bar

Dec 21, 2017 - 6 Comments
Erase Touch Bar Data on Mac

The Touch Bar equipped MacBook Pro stores additional data for the Touch Bar and Touch ID sensor that is not erased by default if you format a Mac or reinstall MacOS system software. Thus, if you want to completely clear out and erase all Touch Bar data, you will need to manually intervene via a … Read More

MacOS High Sierra 17B1003 Fixes File Sharing Bug from Security Update 2017-001

Nov 30, 2017 - 7 Comments
MacOS High Sierra 10.13.1 Supplemental security update 2017-001

A second small supplemental software update has been released for MacOS High Sierra users who installed the prior release of Security Update 2017-001 for High Sierra, which fixed the root login bug but then caused a problem with file sharing. The new small software update, which apparently resolves the file sharing issue along with the … Read More

Critical Security Update for macOS High Sierra Released to Fix Root Bug, Download & Install Now

Nov 29, 2017 - 13 Comments
Security Update for macOS High Sierra root password bug

Apple has issued a critical security update for macOS High Sierra to address the root login bug which allows anyone to login to macOS High Sierra without a password. All macOS High Sierra users should install the security update as soon as possible to protect their Mac, even if they have already used the root … Read More

MacOS High Sierra Security Bug Allows Root Login Without a Password, Here’s a Fix

Nov 28, 2017 - 35 Comments
macOS High Sierra root password bug

A significant security vulnerability has been discovered with macOS High Sierra, potentially allowing any person to log into a Mac with full root administrative capabilities without a password. This is an urgent security problem, and while a software update should arrive to resolve the problem soon, this article will detail how to protect your Mac … Read More

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