How to Password Protect a Folder on Mac

How to Password Protect a Folder on Mac – 1

A big part of file management on Mac involves password protecting them to keep away from unauthorized scrutiny. Therefore, it is crucial to know the ways of keeping confidential documents and files safe on your system. This is what our article is all about; informing you about how to password protect a folder on Mac.


Folder encryption doesn’t come default in Mac OS. However, what’s possible for you is to add passwords to individual folders and files to protect them. You can add passwords using the default utility functions or get a third-party app to protect your files on Mac. Keep reading this article. Learn about ways of using third-party apps as well as build-in processes to password-protect folders on Mac OS.


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How to password protect a folder on Mac | Default process

default password setting function on Mac

Let’s move right into the process of adding a password to the folder. It starts from the Disk Utility option on Mac. Here you get a dropdown menu. You get an option to convert a folder into an image in DMG file format on that menu. Next, select the folder you want to encrypt, followed by choosing an encryption format of 128 to 256bit.


The next phase of the folder encryption process is to set up a new password for the encrypted folder. Type and retype the new password. Following this, you get an input box for renaming the folder and setting the image format.


You can either select read-only, compressed, read/write, DVD/ CD master, or hybrid image. Select the red/write format and finish the process by hitting the Save button. Now let’s talk about the steps of in-built processes that un-puzzle the quest of how to password protect a folder on Mac.


Brief step-by-step process of adding a password to a folder on Mac

  • Click Command + Space on your Mac keyboard to launch Spotlight Search
  • Type Disk Utility and hit enter key to launch the Disk Utility window.
  • Click the File option that’s found at the top of the screen, followed by New Image > Image from Folder.
  • Now select the folder you want to encrypt from the folder location found on the left sidebar.
  • A new form rolls down on the Disk Utility window.
  • On this form, rename the folder, set the folder location, and choose encryption type (128 or 256bit).
  • When the Encryption type is selected, you will get a pop-up box for setting your new password.
  • Type and retype your new password and hit Choose.
  • Click on the Image format option, and you will get several options.
  • Choose Read/ Write if files in the folder need frequent updates, Choose compress if you want your folder to take lesser space on the disk, or read-only where you cannot modify the file at all.
  • Once selected for your preferences, hit Save.
  • Once the password-protected folder is created, click Done.
  • Delete the original folder if you wish to, as the new folder has all the files well-protected.

How to password protect a folder on Mac | Secured Compress for email attachment

File zip compress function on Mac

This process assures the safety of your files as long as it stays on your device. However, non-iOS systems cannot recognize DMG files when sent by email. An end-to-end compression is the best way to solve this issue.


File to Zip compression to protect folder on Mac


Email pipeline encryption is a great way to keep files secured while transferring them via email attachments. This method secures your attached files and prevents unauthorized access to the internet. You can do this in two ways. Applying common compression by right-clicking the folder or file and selecting Compress “Files to Zip”. This will zip compress your content, making it safer for email transfer.


File to Zip compression to protect folder on Mac

Showing terminal command prompt for password-protected compressed files in Mac

Another compression method is pretty effective on Mac. This may look a little more complicated for users unfamiliar with command shortcuts. Nevertheless, this is what our tutorial is for. To help you learn the best ways to safe-keep your confidential data. Anyhow, here’s the easy step-by-step process to compress a folder with password protection.


Process of compress and password protect folder on Mac

  • Go to the folder destination where your targeted file or folder is located.
  • Type Command + Space for Spotlight Search.
  • Type and hit enter. This will give you a command window.
  • Write cd and type the document destination path or drag the document icon and drop it next to cd.
  • This will locate the target file or folder you want to compress.
  • Now type: zip –er “target file/folder name”.
  • Press Enter key, and you will be prompt for a Password and Verify password.
  • The compressed file will be found next to the original file, and now it’s password-protected.

Third-party apps for password protect a folder on Mac

Showing logos of all 4 products

When asked how to password protect a folder on Mac without using default functions, the answer is third-party apps. Third-party apps make life easier if built-in options look too complex. You will get tons of software on the internet that provides password encryption facilities to Mac files and folders.


We want you to enjoy the best apps around. We have tested multiple apps but not all have to be the best. However, apps like Concealer, Data Guardian for Mac, Espionage3, or MacPaw’s own Encrypto are on our top-recommendation list. Pick any of these without hesitation and start password-protecting your files and folders on Mac effortlessly.


In answer to how to password protect a folder on Mac, now you have pretty much all answers. Nevertheless, we suggest you try a reliable app to encrypt and protect your valuable data on your system. Try a third-party app especially if you prefer not to go with the default procedures.


If you find this article informative, we suggest checking out our other articles. Especially, blogs such as how to clear RAM on Mac or more interesting topics like how to lock iPhone screen while watching video. You get them all and more here on Applavia.

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