How to encrypt your Mac hard driveĬonsider this the motherlode of password protection for your Mac. All you have to do is export them as a PDF, then encrypt that PDF file on your Mac using these steps. You can easily password protect various files such as images, tables, or text. Open the necessary PDF file in the Preview mode.You can also follow these steps to protect other iWork files, like Keynote or Numbers. You will be prompted to enter a password and select a password hint.Click the lock icon and select Lock Note.Create a new note or choose an existing note.While Disk Utility remains the most secure way to password protect files and folders on your Mac, there are few alternative methods to avoid unauthorized access. Only now, can you go ahead and delete the original folder. Double-check to confirm you can access the disk image and files inside it.

Remember: the original, unencrypted folder is still on your computer.

Click the menu next to Image Format and select Read/Write.

Select the level of encryption you want to implement (128-bit or 256-bit AES Encryption).

Once the folder window opens, choose the folder you want to protect with a password Within the pop-up window that appears, you’ll see menus for both Encryption and Image Format.

From the top menu, select File > New Image > Image from Folder.

Open Finder and go to Applications > Utilities > Disk Utility.

Find the folder you need to encrypt and add the relevant files to it.

You can use this method to create secure archives of files and folders (or even an entire disk, if you’d like).

How to password protect folders on Macįirst, turn your folder into a disk image file (.dmg). So read on to learn about the macOS password protection features you need to use to stay safe. Think of it this way: if you let someone use your Mac, how can you be sure they aren’t looking through your private files? Your device can also get stolen - along with all the files on your hard drive. You shouldn’t consider this to be too cautious. If you’re serious about safeguarding your sensitive information, password protection on your files and folders is the most sensible way to go.

How to lock a folder on notes