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How to Use “Secure Empty Trash” Equivalent in OS X El Capitan

Oct 12, 2015 - 49 Comments
Secure Empty Trash equivalent in OS X

Many Mac users have noticed that the Secure Empty Trash feature has been removed in OS X El Capitan (10.11 or later), the reason the feature was removed is basically because it did not work all the time, but more on that in a moment. First, let’s cover how you can perform the equivalent of … Read More

How to Disable System Integrity Protection (rootless) in Mac OS X

Oct 5, 2015 - 80 Comments
Enable or Disable System Integrity Protection Rootless in Mac OS X

Apple has enabled a new default security oriented featured called System Integrity Protection, often called rootless or SIP, in Mac OS from versions 10.11 onward. The SIP / rootless feature is aimed at preventing Mac OS X compromise by malicious code, whether intentionally or accidentally, and essentially what SIP does is lock down specific system … Read More

How to Stop Using an iCloud Password to Unlock a Mac

May 23, 2015 - 15 Comments
Use iCloud (Apple ID) as a Mac Login

When a user sets up a new Mac, there is a helpful option to use an iCloud ID and Apple ID to login and unlock the Mac. Users can also choose at any time to have their iCloud ID as their login for OS X too. While this is undoubtedly a helpful feature and it … Read More

How to Disable Gatekeeper from Command Line in Mac OS X

May 4, 2015 - 22 Comments
Gatekeeper warning in Mac OS X prevents unknown apps being launched

Though most Mac users will want to keep Gatekeeper enabled for security purposes, some advanced users find that Gatekeeper is overly zealous in preventing third party apps from being used in macOS and Mac OS X. While it’s easy to turn off Gatekeeper through the System Preferences on a Mac, another option is to disable … Read More

How to Use iCloud Password to Login & Unlock Mac OS X

Mar 24, 2015 - 20 Comments
Use iCloud (Apple ID) as a Mac Login

Rather than remembering a separate password and set of login information for unlocking a Mac, OS X offers the option to use an iCloud password to login to the computer at boot, reboot, authentication, locked screens, and all login windows instead. This is a helpful feature for users who like to keep things simple and … Read More

Security Update 2015-02 Available for OS X Yosemite, Mavericks, Mountain Lion

Mar 9, 2015 - 38 Comments
Security in Mac OS X

Apple has released an important security update for Mac users running a variety of versions of OS X. Labeled as “Security Update 2015-02”, the small update weighs in around 60MB and is available now for OS X Yosemite, OS X Mavericks, and OS X Mountain Lion.

How to Enable & Disable root User from Command Line in Mac OS X

Feb 19, 2015 - 7 Comments
Terminal in macOS

Though most advanced Mac users will find it easiest to enable root with Directory Utility from the GUI of Mac OS X, another option is to turn to the command line. No, we’re not talking about using sudo or su, we’re talking about enabling the actual root user account, which can be appropriate for some … Read More

How to Remove a Password from a PDF File in Mac OS X

Feb 17, 2015 - 26 Comments
Unlock the protected PDF to remove the password

Many users who send PDF documents with sensitive data back and forth will password protect the files from their Mac so that only authorized users can read and access the data contained within the document. This is fairly common with everything from contracts to accounting and financial records, and it’s equally common to sometimes require … Read More

How to Hide a Specific User Account from Login Screens of Mac OS X

Feb 1, 2015 - 15 Comments
Hide a specific user account in Mac OS X

Mac users who have multiple user accounts on a single machine may sometimes wish to hide a specific user account from appearing on the login screens of OS X. This is fairly common for systems administrators who want to hide an admin account that can be used for direct or remote troubleshooting, but it can … Read More

NTP Critical Security Update for OS X Released by Apple, All Mac Users Should Install Now

Dec 22, 2014 - 16 Comments
Security update network time server for OS X

Apple has issued a critical security update to OS X users aimed at patching an exploit with the network time protocol on most Macs. The update is labeled urgently as “Install this update as soon as possible” rather than a traditional name, perhaps indicating the importance of patching the unspecified issue with the Macs NTP. … Read More

OS X Bash Update 1.0 Released to Address Shellshock Security Flaw

Sep 29, 2014 - 20 Comments
Terminal in macOS

Apple has released an important security update for Mac users, labeled as OS X Bash Update 1.0. The update addresses a recently discovered critical security flaw known as “Shellshock” that impacts the bash shell, the default shell used by the Terminal app of OS X, and is recommended for all users to install even if … Read More

Set a Password on iWork Files in Mac OS X for Added Security

Aug 12, 2014 - 3 Comments
Password required to open an iWork file in Mac OS X

Every app in the iWork suite offers optional password protection of files created, modified, or opened within their respective application. In practice, this means that no user will be able to open or access the file and view the contents on their Mac or iOS device without entering the password first. Password protecting iWork documents … Read More

Remove User Names from Login Window for Added Security in Mac OS X

Jul 17, 2014 - 11 Comments
Display login name as password and username field in Mac OS X

The login screen of OS X defaults to showing the account pictures and user names of all accounts on the given Mac. This is undoubtedly convenient for most users as it makes logging into accounts much faster, but for situations where a Mac requires higher security, users may wish to hide user account names from … Read More

Advanced Guide to Understanding Mac OS X Malware

Jun 25, 2014 - 13 Comments
Security

Note: This is an advanced topic aimed at expert Mac users. Macs are generally thought of as secure, certainly at least compared to the alternative world of Windows. But the reality is that while Macs are generally more secure than Windows, there is still legitimate potential for malware getting through to Mac OS X, despite … Read More

How to Password Protect Pages, Keynote, & Numbers Documents on iPad & iPhone

May 12, 2014 - 10 Comments
Password Protect iWork Documents

The iWork suite of productivity apps include Pages, Numbers, and Keynote, and each of them allow users to password protect individual documents. In practice, this means that a document created within iWork in iOS, Mac OS X, or iCloud, can be safely locked with built-in encryption, and the document can not be opened or viewed … Read More

How to Disable IPv6 in Mac OS X

Apr 18, 2014 - 22 Comments
IPv6 Mac

Some Mac users may wish to disable IPv6 networking support on their machines. This may be desirable to avoid certain networking conflicts, or to increase security for users in higher threat environments, since IPv6 has been found by researchers to be potentially vulnerable to man-in-the-middle and other network attacks. Though most users don’t use IPv6 … Read More

2 Critically Important Things Every Apple User Must Do This Weekend

Mar 1, 2014 - 18 Comments

Two hugely important software security updates have been released for many Apple devices recently, and if you haven’t updated your software to the latest versions yet, you really should do it while you have some free time this weekend. Do this for all of your own Apple hardware, do this for your parents Macs, grandparents … Read More

Help Protect a Mac from the SSL / TLS Security Bug

Feb 22, 2014 - 18 Comments
Wi-Fi security

Apple recently released iOS 7.0.6 with an important security update for iPhone, iPad, iPod touch users – if you have an iOS device, you should install that update right away. Though the 7.0.6 bug fix description was initially vague, further information we’ll detail below points to just how potentially serious the security issue is (or … Read More

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